no use UseStateForUnknown in PlanModifiers

internal/services/phone/autoreceptionist/auto_receptionist_resource.go

@@ -64,7 +64,6 @@ This resource requires the ` + strings.Join([]string{
 		Attributes: map[string]schema.Attribute{
 			"id": schema.StringAttribute{
 				Computed:            true,
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 				MarkdownDescription: "Auto receptionist ID. The unique identifier of the auto receptionist.",
 			},
 			"cost_center": schema.StringAttribute{

internal/services/phone/autoreceptionistivr/auto_receptionist_ivr_resource.go

@@ -13,9 +13,7 @@ import (
 	"github.com/hashicorp/terraform-plugin-framework/resource"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/objectdefault"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringdefault"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
 	"github.com/hashicorp/terraform-plugin-framework/types"
 	"github.com/hashicorp/terraform-plugin-log/tflog"
@@ -93,7 +91,6 @@ This resource requires the ` + strings.Join([]string{
 					"name": schema.StringAttribute{
 						Computed:            true,
 						MarkdownDescription: "The audio prompt file name.",
-						PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 					},
 				},
 				Default: objectdefault.StaticValue(
@@ -143,17 +140,14 @@ This resource requires the ` + strings.Join([]string{
 							"display_name": schema.StringAttribute{
 								Computed:            true,
 								MarkdownDescription: "The display name.",
-								PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 							},
 							"extension_number": schema.StringAttribute{
 								Computed:            true,
 								MarkdownDescription: "The extension number.",
-								PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 							},
 							"id": schema.StringAttribute{
 								Computed:            true,
 								MarkdownDescription: "The user, common area, Zoom Room, Cisco/Polycom room, auto receptionist, call queue, or shared line group ID.",
-								PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 							},
 						},
 					},
@@ -212,17 +206,14 @@ This resource requires the ` + strings.Join([]string{
 								"display_name": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The display name.",
-									PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 								},
 								"extension_number": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The extension number.",
-									PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 								},
 								"id": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The user, common area, Zoom Room, Cisco/Polycom room, auto receptionist, call queue, or shared line group ID.",
-									PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 								},
 							},
 						},
@@ -237,7 +228,6 @@ This resource requires the ` + strings.Join([]string{
 								"name": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The voicemail greeting file name.",
-									PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 								},
 							},
 						},

internal/services/phone/blockedlist/blocked_list_resource.go

@@ -69,7 +69,6 @@ This resource requires the ` + strings.Join([]string{
 			"id": schema.StringAttribute{
 				Computed:            true,
 				MarkdownDescription: "Unique identifier of the blocked list.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 			"block_type": schema.StringAttribute{
 				Required: true,
@@ -118,7 +117,6 @@ This resource requires the ` + strings.Join([]string{
 				Default: stringdefault.StaticString("active"),
 				// PATCH blocked_list hasn't be provided yet, so we just do delete/create on update.
 				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
 					stringplanmodifier.RequiresReplace(),
 				},
 				Validators: []validator.String{

internal/services/phone/callhandling/call_handling_business_hours_resource.go

@@ -408,9 +408,6 @@ This resource requires the ` + strings.Join([]string{
 								"id": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The call forwarding's ID.",
-									PlanModifiers: []planmodifier.String{
-										stringplanmodifier.UseStateForUnknown(),
-									},
 								},
 								"description": schema.StringAttribute{
 									Optional:            true,

internal/services/phone/callhandling/call_handling_closed_hours_resource.go

@@ -255,9 +255,6 @@ This resource requires the ` + strings.Join([]string{
 								"id": schema.StringAttribute{
 									Computed:            true,
 									MarkdownDescription: "The call forwarding's ID.",
-									PlanModifiers: []planmodifier.String{
-										stringplanmodifier.UseStateForUnknown(),
-									},
 								},
 								"description": schema.StringAttribute{
 									Optional:            true,

internal/services/phone/callhandling/call_handling_holiday_hours_resource.go

@@ -74,7 +74,6 @@ This resource requires the ` + strings.Join([]string{
 			"holiday_id": schema.StringAttribute{
 				Computed:            true,
 				MarkdownDescription: "The holiday's ID. It's required for the `holiday` sub-setting.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 			"holiday": schema.SingleNestedAttribute{
 				Required:            true,

internal/services/phone/callqueue/call_queue_resource.go

@@ -10,10 +10,7 @@ import (
 	"github.com/hashicorp/terraform-plugin-framework/path"
 	"github.com/hashicorp/terraform-plugin-framework/resource"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/int64planmodifier"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringdefault"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
 	"github.com/hashicorp/terraform-plugin-framework/types"
 	"github.com/hashicorp/terraform-plugin-log/tflog"
@@ -67,7 +64,6 @@ This resource requires the ` + strings.Join([]string{
 		Attributes: map[string]schema.Attribute{
 			"id": schema.StringAttribute{
 				Computed:            true,
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 				MarkdownDescription: "Unique identifier of the Call Queue.",
 			},
 			"cost_center": schema.StringAttribute{
@@ -81,11 +77,9 @@ This resource requires the ` + strings.Join([]string{
 			"extension_id": schema.StringAttribute{
 				Computed:            true,
 				MarkdownDescription: "Extension ID.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 			"extension_number": schema.Int64Attribute{
 				Required:            true,
-				PlanModifiers:       []planmodifier.Int64{int64planmodifier.UseStateForUnknown()},
 				MarkdownDescription: "Extension number of the call queue.",
 			},
 			"name": schema.StringAttribute{

internal/services/phone/externalcontact/external_contact_resource.go

@@ -3,18 +3,17 @@ package externalcontact
 import (
 	"context"
 	"fmt"
+	"strings"
+
 	"github.com/hashicorp/terraform-plugin-framework-validators/setvalidator"
 	"github.com/hashicorp/terraform-plugin-framework-validators/stringvalidator"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/booldefault"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
-	"strings"
 
 	"github.com/folio-sec/terraform-provider-zoom/internal/provider/shared"
 	"github.com/hashicorp/terraform-plugin-framework/path"
 	"github.com/hashicorp/terraform-plugin-framework/resource"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/types"
 	"github.com/hashicorp/terraform-plugin-log/tflog"
 )
@@ -69,7 +68,6 @@ This resource requires the ` + strings.Join([]string{
 				Optional:            true,
 				Computed:            true,
 				MarkdownDescription: "The customer-configured external contact ID. It is recommended that you use a primary key from the original phone system. If you do not use this parameter, the API automatically generates an `external_contact_id`.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 			"name": schema.StringAttribute{
 				Required: true,
@@ -110,13 +108,11 @@ This resource requires the ` + strings.Join([]string{
 			"external_contact_id": schema.StringAttribute{
 				Computed:            true,
 				MarkdownDescription: "The Zoom-generated external contact ID.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 			"routing_path": schema.StringAttribute{
 				Optional:            true,
 				Computed:            true,
 				MarkdownDescription: "The external contact's SIP group, to define the call routing path. This is for customers that use SIP trunking.",
-				PlanModifiers:       []planmodifier.String{stringplanmodifier.UseStateForUnknown()},
 			},
 		},
 	}

internal/services/phone/user/user_resource.go

@@ -14,7 +14,6 @@ import (
 	"github.com/hashicorp/terraform-plugin-framework/path"
 	"github.com/hashicorp/terraform-plugin-framework/resource"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
-	"github.com/hashicorp/terraform-plugin-framework/resource/schema/int64planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
@@ -91,25 +90,16 @@ This resource requires the ` + strings.Join([]string{
 				MarkdownDescription: "The ID of the Zoom user.",
 			},
 			"cost_center": schema.StringAttribute{
-				Computed: true,
-				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
-				},
+				Computed:            true,
 				MarkdownDescription: "The cost center name.",
 			},
 			"emergency_address_id": schema.StringAttribute{
-				Optional: true,
-				Computed: true,
-				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
-				},
+				Optional:            true,
+				Computed:            true,
 				MarkdownDescription: "The emergency address ID.",
 			},
 			"extension_id": schema.StringAttribute{
-				Computed: true,
-				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
-				},
+				Computed:            true,
 				MarkdownDescription: "The extension ID.",
 			},
 			"extension_number": schema.Int64Attribute{
@@ -118,24 +108,15 @@ This resource requires the ` + strings.Join([]string{
 				Validators: []validator.Int64{
 					customvalidator.Int64GreaterThan(99),
 				},
-				PlanModifiers: []planmodifier.Int64{
-					int64planmodifier.UseStateForUnknown(),
-				},
 				MarkdownDescription: "The extension ID. Allowed more than 3 digits. Normally, the number of digits is limited to 6, but you might be increased by contacting support.",
 			},
 			"phone_user_id": schema.StringAttribute{
-				Computed: true,
-				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
-				},
+				Computed:            true,
 				MarkdownDescription: "The ID of the Phone user.",
 			},
 			"site_id": schema.StringAttribute{
-				Optional: true,
-				Computed: true,
-				PlanModifiers: []planmodifier.String{
-					stringplanmodifier.UseStateForUnknown(),
-				},
+				Optional:            true,
+				Computed:            true,
 				MarkdownDescription: "The unique identifier of the [site](https://support.zoom.us/hc/en-us/articles/360020809672z) where the user should be moved or assigned.",
 			},
 			"template_id": schema.StringAttribute{