Lint

Enable mypy parallel workers in pre-commit #1730

Job	Run time
build (3.13, ubuntu-latest, pre-push)	51s
build (3.13, windows-latest, pre-push)	1m 9s
build (3.13, ubuntu-latest, manual)	58s
build (3.13, ubuntu-latest, pre-commit)	36s
build (3.13, windows-latest, manual)	1m 5s
build (3.13, windows-latest, pre-commit)	1m 9s
completion-lint	3s
build (3.13, windows-latest, pre-push)	1m 10s
build (3.13, windows-latest, pre-commit)	1m 8s
build (3.13, windows-latest, manual)	1m 12s
build (3.13, ubuntu-latest, manual)	1m 7s
build (3.13, ubuntu-latest, pre-push)	48s
build (3.13, ubuntu-latest, pre-commit)	45s
completion-lint	4s
	12m 5s

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