mypy

gh-148932: Fix `profiling.sampling` on Windows virtual environments (… #21778

Job	Run time
Run mypy on Tools/cases_generator	39s
Run mypy on Lib/tomllib	21s
Run mypy on Tools/jit	18s
Run mypy on Lib/_pyrepl	21s
Run mypy on Tools/clinic	18s
Run mypy on Tools/peg_generator	19s
Run mypy on Tools/check-c-api-docs	17s
Run mypy on Lib/test/libregrtest	21s
Run mypy on Tools/build	24s
	3m 18s

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