mypy

gh-130605: reenable `test_concurrent_futures` tests under TSAN (#135… #15413

Job	Run time
Run mypy on Lib/_pyrepl	14s
Run mypy on Lib/test/libregrtest	15s
Run mypy on Lib/tomllib	20s
Run mypy on Tools/cases_generator	16s
Run mypy on Tools/peg_generator	17s
Run mypy on Tools/clinic	15s
Run mypy on Tools/build	18s
Run mypy on Tools/jit	15s
	2m 10s

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