Ignore type problem

khard/carddav_object.py

@@ -39,8 +39,6 @@
 def multi_property_key(item: str) -> Tuple[Literal[0], str]: ...
 @overload
 def multi_property_key(item: Dict[T, Any]) -> Tuple[Literal[1], T]: ...
-@overload
-def multi_property_key(item: Union[str, Dict[T, Any]]) -> Tuple[Union[Literal[0], Literal[1]], Union[str, T]]: ...
 def multi_property_key(item: Union[str, Dict[T, Any]]
                        ) -> Tuple[int, Union[T, str]]:
     """Key function to pass to sorted(), allowing sorting of dicts with lists
@@ -923,7 +921,7 @@ def _get_private_objects(self) -> Dict[str, List[Union[str, Dict[str, str]]]]:
                     {ablabel: child.value} if ablabel else child.value)
         # sort private object lists
         for value in private_objects.values():
-            value.sort(key=multi_property_key)
+            value.sort(key=multi_property_key)  # type: ignore[reportArgumentType]
         return private_objects
 
     def _add_private_object(self, key: str, value: str) -> None: