fix: Call sub-scripts with bash instead of sh (#714)

* feat: move setup scripts closer to posix compliance

* Revert "feat: move setup scripts closer to posix compliance"

This reverts commit c33bcc1.

* just remove the weird double conditional

* remove explicit call with sh so it runs it using env bash

scripts/configure_delivery.sh

@@ -44,7 +44,7 @@ REPO_CONNECT_URL="https://console.cloud.google.com/cloud-build/triggers/connect?
 echo "Connect your repos: ${REPO_CONNECT_URL}"
 read -n 1 -r -s -p $'Once your forked emblem repo is connected, please continue by typing any key.\n'
 
-if [[ -z "${REPO_NAME}" || -z "${REPO_NAME}" ]]
+if [[ -z "${REPO_NAME}" ]]
 then
     continue=1
 else

setup.sh

@@ -272,7 +272,7 @@ fi # skip deploy
 if [[ -z "$SKIP_TRIGGERS" ]]; then
     echo
 
-    sh ./scripts/configure_delivery.sh
+    ./scripts/configure_delivery.sh
 
 fi # skip triggers
 
@@ -295,7 +295,7 @@ if [[ -z "$SKIP_AUTH" ]]; then
     read -rp "Would you like to configure $(tput bold)$(tput setaf 3)end-user authentication?$(tput sgr0) (y/n) " auth_yesno
 
     if [[ ${auth_yesno} == "y" ]]; then
-        sh ./scripts/configure_auth.sh
+        ./scripts/configure_auth.sh
     else
         echo "Skipping end-user authentication configuration. You can configure it later by running:"
         echo