Bump mypy from 0.790 to 0.961

Bumps [mypy](https://github.com/python/mypy) from 0.790 to 0.961.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.790...v0.961)

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

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

Author: dependabot[bot]

requirements-test.txt

@@ -3,6 +3,6 @@ pytest-cov==2.11.*
 black==22.3.0
 isort==5.7.*
 flake8==3.8.*
-mypy==0.790
+mypy==0.961
 pytest-vcr==1.0.2
 pytest-lazy-fixture==0.6.*