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

compiler/testData/diagnostics/tests/generics/tpAsReified/InConstructor.kt

@@ -6,10 +6,10 @@ fun <T> id(p: T): T = p
 fun <A> main() {
     <!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER{NI}, TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER{OI}!>C<!>()
 
-    val <!UNUSED_VARIABLE!>a<!>: C<A> = <!TYPE_PARAMETER_AS_REIFIED!>C<!>()
+    val a: C<A> = <!TYPE_PARAMETER_AS_REIFIED!>C<!>()
     C<<!TYPE_PARAMETER_AS_REIFIED!>A<!>>()
 
-    val <!UNUSED_VARIABLE!>b<!>: C<Int> = C()
+    val b: C<Int> = C()
     C<Int>()
 
     // TODO svtk, uncomment when extensions are called for nested calls!