tests

Use mypy in lint #1267

Job	Run time
package-source	23s
py-3.9 lib-6.1 windows-latest	4m 3s
py-3.9 lib-6.0 windows-latest	2m 40s
py-3.9 lib-6.1 ubuntu-latest	5m 59s
py-3.9 lib-6.0 ubuntu-latest	5m 0s
package-wheel (macos-13, arm64)	13m 41s
py-pypy3.9 lib-6.1 ubuntu-latest	5m 23s
style	28s
package-wheel (macos-13, x86_64)	21m 41s
package-wheel (ubuntu-latest, aarch64)	2h 38m 43s
package-wheel (ubuntu-latest, i686)	17m 2s
package-wheel (ubuntu-latest, x86_64)	16m 32s
package-wheel (windows-latest, AMD64)	14m 30s
publish	35s
	4h 26m 40s

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