Bump mypy from 0.982 to 0.991

Bumps [mypy](https://github.com/python/mypy) from 0.982 to 0.991.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.982...v0.991)

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

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

Author: dependabot[bot]

poetry.lock

@@ -29,7 +29,7 @@ typing-extensions = ">=3.10,<5.0"
 black = ">=20.8b1"
 flake8 = "^5.0.4"
 isort = "^5.9.3"
-mypy = "^0.982"
+mypy = "^0.991"
 pylint = "^2.13.9"
 pytest = "^7.2.0"
 pytest-cov = "^4.0.0"