[Gradle] Apply gradle-warnings-detector to test projects

#KT-55972 In Progress

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/testbase/projectSetupDefaults.kt

@@ -36,6 +36,7 @@ internal val DEFAULT_GROOVY_SETTINGS_FILE =
             id "org.jetbrains.kotlin.test.fixes.android" version "${'$'}test_fixes_version"
             id "org.jetbrains.kotlin.gradle-subplugin-example" version "${'$'}kotlin_version"
             id "org.jetbrains.kotlin.plugin.atomicfu" version "${'$'}kotlin_version"
+            id "org.jetbrains.kotlin.test.gradle-warnings-detector" version "${'$'}test_fixes_version"
         }
         
         resolutionStrategy {
@@ -56,6 +57,10 @@ internal val DEFAULT_GROOVY_SETTINGS_FILE =
             }
         }
     }
+
+    plugins {
+        id("org.jetbrains.kotlin.test.gradle-warnings-detector")
+    }
     """.trimIndent()
 
 @Language("kts")
@@ -90,6 +95,7 @@ internal val DEFAULT_KOTLIN_SETTINGS_FILE =
             id("org.jetbrains.kotlin.test.fixes.android") version test_fixes_version
             id("org.jetbrains.kotlin.gradle-subplugin-example") version kotlin_version
             id("org.jetbrains.kotlin.plugin.atomicfu") version kotlin_version
+            id("org.jetbrains.kotlin.test.gradle-warnings-detector") version test_fixes_version
         }
         
         resolutionStrategy {
@@ -108,4 +114,8 @@ internal val DEFAULT_KOTLIN_SETTINGS_FILE =
             }
         }
     }
+
+    plugins {
+        id("org.jetbrains.kotlin.test.gradle-warnings-detector")
+    }
     """.trimIndent()