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

compiler/testData/diagnostics/tests/extensions/throwOutCandidatesByReceiver2.kt

@@ -4,12 +4,12 @@ package a
 class A {}
 
 fun test(a1: A, a2: A) {
-    val <!UNUSED_VARIABLE!>range<!> = "island".."isle"
+    val range = "island".."isle"
 
     a1<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>..<!>a2
 }
 
 
-public operator fun <T: Comparable<T>> T.rangeTo(<!UNUSED_PARAMETER!>that<!>: T): ClosedRange<T> {
+public operator fun <T: Comparable<T>> T.rangeTo(that: T): ClosedRange<T> {
     throw UnsupportedOperationException()
-}
+}