[FIR] Implement WRONG_MODIFIER_CONTAINING_DECLARATION, DEPRECATED_MODIFIER_CONTAINING_DECLARATION

compiler/testData/diagnostics/tests/varargs/varargInSetter.fir.kt

@@ -1,6 +1,6 @@
 class My {
     var x: String = ""
-        set(vararg value) {
+        set(<!WRONG_MODIFIER_CONTAINING_DECLARATION!>vararg<!> value) {
             x = <!ASSIGNMENT_TYPE_MISMATCH!>value<!>
         }
 }