Bump mypy from 1.7.1 to 1.8.0

Bumps [mypy](https://github.com/python/mypy) from 1.7.1 to 1.8.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.7.1...v1.8.0)

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

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

requirements-dev.txt

@@ -5,4 +5,4 @@ flake8-bandit==4.1.1
 flake8-bugbear==23.12.2
 flake8-import-order==0.18.2
 flake8-requirements==2.0.1
-mypy==1.7.1; implementation_name=="cpython"
+mypy==1.8.0; implementation_name=="cpython"