No repeat 'many impl member not implemented' error

in a subclass if there is one in a superclass

compiler/testData/diagnostics/tests/override/ParentInheritsManyImplementations.kt

@@ -0,0 +1,17 @@
+package d
+
+trait A {
+    fun foo() = 1
+}
+
+trait B {
+    fun foo() = 2
+}
+
+open class <!MANY_IMPL_MEMBER_NOT_IMPLEMENTED!>C<!> : A, B {}
+
+trait E {
+    fun foo(): Int
+}
+
+class D : C() {}