Bump com.github.MilkBowl:VaultAPI from 1.7 to 1.7.1 in /plugin

Bumps [com.github.MilkBowl:VaultAPI](https://github.com/MilkBowl/VaultAPI) from 1.7 to 1.7.1.
- [Release notes](https://github.com/MilkBowl/VaultAPI/releases)
- [Commits](MilkBowl/VaultAPI@1.7...1.7.1)

---
updated-dependencies:
- dependency-name: com.github.MilkBowl:VaultAPI
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

plugin/build.gradle.kts

@@ -32,7 +32,7 @@ dependencies {
     implementation(rootProject)
 
     implementation("org.bstats:bstats-bukkit:3.0.2")
-    implementation("com.github.MilkBowl:VaultAPI:1.7")
+    implementation("com.github.MilkBowl:VaultAPI:1.7.1")
 
     testImplementation(platform("org.junit:junit-bom:5.10.3"))
     testImplementation("org.junit.jupiter:junit-jupiter")