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

compiler/testData/diagnostics/tests/regressions/kt399.kt

@@ -1,6 +1,6 @@
 // KT-399 Type argument inference not implemented for CALL_EXPRESSION
 
-fun <T> getSameTypeChecker(<!UNUSED_PARAMETER!>obj<!>: T) : Function1<Any,Boolean> {
+fun <T> getSameTypeChecker(obj: T) : Function1<Any,Boolean> {
     return { a : Any -> a is <!CANNOT_CHECK_FOR_ERASED!>T<!> }
 }
 
@@ -8,4 +8,4 @@ fun box() : String {
     if(getSameTypeChecker<String>("lala")(10)) return "fail"
     if(!getSameTypeChecker<String>("mama")("lala")) return "fail"
     return "OK"
-}
+}