Update typing_extensions imports in stdlib (#11244)

Co-authored-by: AlexWaygood <alex.waygood@gmail.com>

stdlib/collections/__init__.pyi

@@ -1,8 +1,8 @@
 import sys
 from _collections_abc import dict_items, dict_keys, dict_values
 from _typeshed import SupportsItems, SupportsKeysAndGetItem, SupportsRichComparison, SupportsRichComparisonT
-from typing import Any, Generic, NoReturn, TypeVar, overload
-from typing_extensions import Self, SupportsIndex, final
+from typing import Any, Generic, NoReturn, SupportsIndex, TypeVar, final, overload
+from typing_extensions import Self
 
 if sys.version_info >= (3, 9):
     from types import GenericAlias