mypy

gh-146541: Allow building the Android testbed for 32-bit targets (#14… #20388

Job	Run time
Run mypy on Lib/tomllib	17s
Run mypy on Tools/build	17s
Run mypy on Tools/cases_generator	16s
Run mypy on Lib/_pyrepl	19s
Run mypy on Lib/test/libregrtest	18s
Run mypy on Tools/clinic	17s
Run mypy on Tools/check-c-api-docs	21s
Run mypy on Tools/jit	17s
Run mypy on Tools/peg_generator	17s
	2m 39s

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