mypy

gh-136980: Remove unused C tracing code in bdb (#136981) #9409

Job	Run time
Run mypy on Tools/cases_generator	21s
Run mypy on Lib/test/libregrtest	20s
Run mypy on Lib/_pyrepl	20s
Run mypy on Tools/build	17s
Run mypy on Lib/tomllib	18s
Run mypy on Tools/peg_generator	18s
Run mypy on Tools/jit	20s
Run mypy on Tools/clinic	20s
	2m 34s

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