ChangeVariableMutability: diagnostic can be reported on constructor parameter

#KT-10416 Fixed

idea/testData/quickfix/variables/changeMutability/valReassignmentPropertyConstructorParameter.kt

@@ -0,0 +1,6 @@
+// "Make variable mutable" "true"
+class A(val a: Int) {
+    fun foo() {
+        <caret>a = 5
+    }
+}