Don't allow to use own nested classes when resolve header of (companion) object

compiler/testData/diagnostics/tests/scopes/classHeader/companionObjectParents.kt

@@ -0,0 +1,25 @@
+interface I<F, G>
+
+val aImpl: A.Companion.Interface
+    get() = null!!
+
+val bImpl: B.Companion.Interface
+    get() = null!!
+
+interface A {
+    companion object : <!UNRESOLVED_REFERENCE!>Nested<!>(), <!UNRESOLVED_REFERENCE, DELEGATION_NOT_TO_INTERFACE!>Interface<!> by aImpl, I<<!UNRESOLVED_REFERENCE!>Nested<!>, <!UNRESOLVED_REFERENCE!>Interface<!>> {
+
+        class Nested
+
+        interface Interface
+    }
+}
+
+class B {
+    companion object : <!UNRESOLVED_REFERENCE!>Nested<!>(), <!UNRESOLVED_REFERENCE, DELEGATION_NOT_TO_INTERFACE!>Interface<!> by aImpl, I<<!UNRESOLVED_REFERENCE!>Nested<!>, <!UNRESOLVED_REFERENCE!>Interface<!>> {
+
+        class Nested
+
+        interface Interface
+    }
+}