[FIR] SupertypeComputationSession: fix false positive invisible reference for local object

The problem is that FirAnonymousObject was ignored during getResolvedSuperTypeRefsForOutOfSessionDeclaration from SupertypeSupplier

^KT-58583 Fixed

compiler/testData/diagnostics/tests/kt58583.kt

@@ -0,0 +1,19 @@
+// FIR_IDENTICAL
+
+// FILE: DialogWrapper.kt
+package pkg
+
+open class DialogWrapper {
+    protected open class DialogWrapperAction
+}
+
+// FILE: Main.kt
+import pkg.DialogWrapper
+
+fun main() {
+    object: DialogWrapper() {
+        init {
+            object: DialogWrapperAction() {}
+        }
+    }
+}