chore(deps-dev): bump mypy from 0.960 to 1.4.1

Bumps [mypy](https://github.com/python/mypy) from 0.960 to 1.4.1.
- [Commits](python/mypy@v0.960...v1.4.1)

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

Signed-off-by: dependabot[bot] <[email protected]>