Update dependency mypy to ^0.942

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mypy (source, changelog)	^0.910 -> ^0.942

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Release Notes

python/mypy

### [`v0.942`](https://togithub.com/python/mypy/compare/v0.941...v0.942) [Compare Source](https://togithub.com/python/mypy/compare/v0.941...v0.942) ### [`v0.941`](https://togithub.com/python/mypy/compare/v0.940...v0.941) [Compare Source](https://togithub.com/python/mypy/compare/v0.940...v0.941) ### [`v0.940`](https://togithub.com/python/mypy/compare/v0.931...v0.940) [Compare Source](https://togithub.com/python/mypy/compare/v0.931...v0.940) ### [`v0.931`](https://togithub.com/python/mypy/compare/v0.930...v0.931) [Compare Source](https://togithub.com/python/mypy/compare/v0.930...v0.931) ### [`v0.930`](https://togithub.com/python/mypy/compare/v0.921...v0.930) [Compare Source](https://togithub.com/python/mypy/compare/v0.921...v0.930) ### [`v0.921`](https://togithub.com/python/mypy/compare/v0.920...v0.921) [Compare Source](https://togithub.com/python/mypy/compare/v0.920...v0.921) ### [`v0.920`](https://togithub.com/python/mypy/compare/v0.910...v0.920) [Compare Source](https://togithub.com/python/mypy/compare/v0.910...v0.920)

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