Bump mypy from 0.941 to 0.942 (#5606)

Bumps [mypy](https://github.com/python/mypy) from 0.941 to 0.942.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.941...v0.942)

---
updated-dependencies:
- dependency-name: mypy
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Pete <epwalsh10@gmail.com>

dev-requirements.txt

@@ -4,7 +4,7 @@
 flake8
 
 # Static type checking
-mypy==0.941
+mypy==0.942
 
 # Automatic code formatting
 black==22.1.0