Bump typing-extensions from 4.0.1 to 4.1.1

Bumps typing-extensions from 4.0.1 to 4.1.1.

Changelog

Sourced from typing-extensions's changelog.

Release 4.1.1 (February 13, 2022)

• Fix importing typing_extensions on Python 3.7.0 and 3.7.1. Original patch by Nikita Sobolev (@sobolevn).

Release 4.1.0 (February 12, 2022)

• Runtime support for PEP 646, adding typing_extensions.TypeVarTuple and typing_extensions.Unpack.
• Add interaction of Required and NotRequired with __required_keys__, __optional_keys__ and get_type_hints(). Patch by David Cabot (@d-k-bo).
• Runtime support for PEP 675 and typing_extensions.LiteralString.
• Add Never and assert_never. Backport from bpo-46475.
• ParamSpec args and kwargs are now equal to themselves. Backport from bpo-46676. Patch by Gregory Beauregard (@GBeauregard).
• Add reveal_type. Backport from bpo-46414.
• Runtime support for PEP 681 and typing_extensions.dataclass_transform.
• Annotated can now wrap ClassVar and Final. Backport from bpo-46491. Patch by Gregory Beauregard (@GBeauregard).
• Add missed Required and NotRequired to __all__. Patch by Yuri Karabas (@uriyyo).
• The @final decorator now sets the __final__ attribute on the decorated object to allow runtime introspection. Backport from bpo-46342.
• Add is_typeddict. Patch by Chris Moradi (@chrismoradi) and James Hilton-Balfe (@Gobot1234).

Commits

• b5dadf1 Prepare release 4.1.1 (#1077)
• 83ed5bf Fix Python 3.7.1 and run more versions in CI (#1076)
• 16cf672 prepare release 4.1.0 (#1072)
• 9403ccf PEP 646 implementation (#963)
• 773f759 PEP 655 Add interaction with required_keys, optional_keys and get_typ...
• f6e8272 add LiteralString (PEP 675) (#1053)
• a53957c Add Never and assert_never (#1060)
• 31c318d ParamSpec: backport bpo-46676 (#1059)
• eeb29ad Add typing_extensions.reveal_type (#1055)
• 59e5918 add dataclass_transform (#1054)
• Additional commits viewable in compare view