mypy

gh-138122: Tachyon Flamegraph: Make toggle keyboard accesible and adj… #18476

Job	Run time
Run mypy on Lib/_pyrepl	20s
Run mypy on Lib/tomllib	18s
Run mypy on Tools/build	18s
Run mypy on Tools/cases_generator	17s
Run mypy on Lib/test/libregrtest	18s
Run mypy on Tools/clinic	19s
Run mypy on Tools/peg_generator	21s
Run mypy on Tools/jit	19s
	2m 30s

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