[Test] Replace remaining KOTLIN_CONFIGURATION_FLAGS directives with specific ones

compiler/testData/codegen/box/parametersMetadata/enum.kt

@@ -2,7 +2,7 @@
 // TARGET_BACKEND: JVM
 // WITH_RUNTIME
 // FULL_JDK
-// KOTLIN_CONFIGURATION_FLAGS: +JVM.PARAMETERS_METADATA
+// PARAMETERS_METADATA
 
 enum class A(val OK: String) {
 
@@ -21,4 +21,4 @@ fun box(): String {
 
     if (parameters[2].modifiers != 0) return "wrong modifier on value parameter: ${parameters[2].modifiers}"
     return parameters[2].name
-}
+}