[Test] Disable UNUSED_* diagnostics in tests which are not belong to contolFlowAnalysis suite

compiler/testData/diagnostics/tests/objects/Objects.kt

@@ -1,6 +1,6 @@
 package toplevelObjectDeclarations
 
-  open class Foo(<!UNUSED_PARAMETER!>y<!> : Int) {
+  open class Foo(y : Int) {
     open fun foo() : Int = 1
   }
 
@@ -26,4 +26,4 @@ package toplevelObjectDeclarations
     override fun foo() : Int = 1
   }
 
-  val z = y.foo()
+  val z = y.foo()