Add task to generate locales_config.xml (#7754)

buildSrc/build.gradle.kts

@@ -1,6 +1,14 @@
 plugins {
     `kotlin-dsl`
 }
+
+dependencies {
+    compileOnly("org.jetbrains.kotlin:kotlin-gradle-plugin:${kotlinLibs.versions.kotlin.version.get()}")
+
+    implementation(gradleApi())
+}
+
 repositories {
     mavenCentral()
+    google()
 }