Bump mypy from 0.961 to 0.971

Bumps [mypy](https://github.com/python/mypy) from 0.961 to 0.971.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.961...v0.971)

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

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

dev-requirements.txt

@@ -11,6 +11,6 @@ pytest-cov==3.0.0
 sphinx==5.1.0
 
 # Mypy test requirements
-mypy==0.961
+mypy==0.971
 types-requests==2.28.3
 types-redis==4.3.4