Quick-fix for DELEGATED_MEMBER_HIDES_SUPERTYPE_OVERRIDE added #KT-15966 Fixed

idea/testData/quickfix/specifyOverrideExplicitly/outer.kt

@@ -0,0 +1,13 @@
+// "Specify override for 'foo(): Unit' explicitly" "true"
+
+interface A {
+    fun foo()
+}
+
+open class B : A {
+    override fun foo() {}
+}
+
+fun bar(a: A) {
+    class C<caret> : B(), A by a
+}