KT-8868 "Implement members" generates unqualified reference for member class/interface

#KT-8868 Fixed

idea/testData/codeInsight/overrideImplement/genericSuperClass.kt.after

@@ -0,0 +1,7 @@
+import java.util.ArrayList
+
+class X : java.util.ArrayList<String>(), Runnable {
+    override fun size(): Int {
+        <selection><caret>return super<ArrayList>.size()</selection>
+    }
+}