Sync typeshed

[JukkaL]

Source commit:
python/typeshed@8bd3e16

[github-actions]

Diff from mypy_primer, showing the effect of this PR on open source code:

manticore (https://github.com/trailofbits/manticore.git)
- tests/wasm/json2mc.py:103: note:     def __getitem__(self, _SupportsIndex) -> Any
+ tests/wasm/json2mc.py:103: note:     def __getitem__(self, SupportsIndex) -> Any
- tests/wasm/json2mc.py:159: error: Invalid index type "Optional[int]" for "List[Module]"; expected type "_SupportsIndex"
+ tests/wasm/json2mc.py:159: error: Invalid index type "Optional[int]" for "List[Module]"; expected type "SupportsIndex"
- tests/wasm/json2mc.py:161: error: Invalid index type "Optional[int]" for "List[Module]"; expected type "_SupportsIndex"
+ tests/wasm/json2mc.py:161: error: Invalid index type "Optional[int]" for "List[Module]"; expected type "SupportsIndex"


poetry (https://github.com/python-poetry/poetry.git)
- poetry/inspection/info.py:268: error: Incompatible types in assignment (expression has type "Callable[[Union[str, bytes, _PathLike[str], _PathLike[bytes], None], str, Optional[IO[bytes]], int, DefaultNamedArg(Optional[int], 'format'), DefaultNamedArg(Optional[Type[TarInfo]], 'tarinfo'), DefaultNamedArg(Optional[bool], 'dereference'), DefaultNamedArg(Optional[bool], 'ignore_zeros'), DefaultNamedArg(Optional[str], 'encoding'), DefaultNamedArg(str, 'errors'), DefaultNamedArg(Optional[Mapping[str, str]], 'pax_headers'), DefaultNamedArg(Optional[int], 'debug'), DefaultNamedArg(Optional[int], 'errorlevel'), DefaultNamedArg(Optional[int], 'compresslevel')], TarFile]", variable has type "Type[ZipFile]")
+ poetry/inspection/info.py:268: error: Incompatible types in assignment (expression has type "Callable[[Union[str, bytes, PathLike[str], PathLike[bytes], None], str, Optional[IO[bytes]], int, DefaultNamedArg(Optional[int], 'format'), DefaultNamedArg(Optional[Type[TarInfo]], 'tarinfo'), DefaultNamedArg(Optional[bool], 'dereference'), DefaultNamedArg(Optional[bool], 'ignore_zeros'), DefaultNamedArg(Optional[str], 'encoding'), DefaultNamedArg(str, 'errors'), DefaultNamedArg(Optional[Mapping[str, str]], 'pax_headers'), DefaultNamedArg(Optional[int], 'debug'), DefaultNamedArg(Optional[int], 'errorlevel'), DefaultNamedArg(Optional[int], 'compresslevel')], TarFile]", variable has type "Type[ZipFile]")
- poetry/console/commands/plugin/remove.py:48: error: Argument 1 to "Path" has incompatible type "Union[str, None, Path]"; expected "Union[str, _PathLike[str]]"
+ poetry/console/commands/plugin/remove.py:48: error: Argument 1 to "Path" has incompatible type "Union[str, None, Path]"; expected "Union[str, PathLike[str]]"
- poetry/console/commands/plugin/add.py:78: error: Argument 1 to "Path" has incompatible type "Union[str, None, Path]"; expected "Union[str, _PathLike[str]]"
+ poetry/console/commands/plugin/add.py:78: error: Argument 1 to "Path" has incompatible type "Union[str, None, Path]"; expected "Union[str, PathLike[str]]"