rename: context class should be chosen when qualify conflict ref (IDEA-83928)

java/java-tests/testData/refactoring/renameCollisions/RenameFieldInSuper.java

@@ -0,0 +1,12 @@
+class A {
+    boolean _g<caret>g;
+}
+
+class B extends A {
+    class FF {
+        public void setGG(boolean gg) {
+                _gg = gg;
+            }
+    }
+
+}