Report UNUSED_PARAMETER in setter #KT-21129 Fixed

compiler/testData/diagnostics/tests/annotations/withUseSiteTarget/PropertyAnnotations.kt

@@ -28,7 +28,7 @@ class SomeClass {
     @property:Ann
     var propertyWithCustomSetter: Int
         get() = 5
-        set(v) {}
+        set(<!UNUSED_PARAMETER!>v<!>) {}
 
     <!WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET!>@property:Ann<!>
     fun anotherFun() {

compiler/testData/diagnostics/tests/annotations/withUseSiteTarget/SetterAnnotations.kt

@@ -25,7 +25,7 @@ class SomeClass {
     @set:Ann
     var propertyWithCustomSetter: Int
         get() = 5
-        set(v) {}
+        set(<!UNUSED_PARAMETER!>v<!>) {}
 
     <!INAPPLICABLE_TARGET_ON_PROPERTY, WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET!>@set:Ann<!>
     fun annotationOnFunction(a: Int) = a + 5

compiler/testData/diagnostics/tests/annotations/withUseSiteTarget/SparamAnnotations.kt

@@ -28,7 +28,7 @@ class SomeClass {
     @setparam:Ann
     var propertyWithCustomSetter: Int
         get() = 5
-        set(v) {}
+        set(<!UNUSED_PARAMETER!>v<!>) {}
 
     <!INAPPLICABLE_TARGET_ON_PROPERTY!>@setparam:Ann<!>
     fun anotherFun() {

compiler/testData/diagnostics/tests/annotations/withUseSiteTarget/repeatable.kt

@@ -55,5 +55,5 @@ public class B(<!WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET!>@param:fieldOrPro
     var w: Int
         @getSetAndParamAnn <!REPEATED_ANNOTATION!>@get:getSetAndParamAnn<!> get() = 0
         // See KT-15470: fake INAPPLICABLE_TARGET_ON_PROPERTY
-        @getSetAndParamAnn <!INAPPLICABLE_TARGET_ON_PROPERTY, REPEATED_ANNOTATION!>@set:getSetAndParamAnn<!> set(arg) {}
+        @getSetAndParamAnn <!INAPPLICABLE_TARGET_ON_PROPERTY, REPEATED_ANNOTATION!>@set:getSetAndParamAnn<!> set(<!UNUSED_PARAMETER!>arg<!>) {}
 }