black reformat, some fixes

django-stubs-generated/conf/urls/__init__.pyi

@@ -21,7 +21,12 @@ def url(
         ]
     ],
     kwargs: Optional[
-        Union[Dict[str, Dict[str, Type[FlatPageSitemap]]], Dict[str, Dict[str, Sitemap]], Dict[str, OrderedDict], Dict[str, str]]
+        Union[
+            Dict[str, Dict[str, Type[FlatPageSitemap]]],
+            Dict[str, Dict[str, Sitemap]],
+            Dict[str, OrderedDict],
+            Dict[str, str],
+        ]
     ] = ...,
     name: Optional[str] = ...,
 ) -> Union[URLPattern, URLResolver]: ...