Bump mypy from 0.920 to 0.930 (#22)

Bumps [mypy](https://github.com/python/mypy) from 0.920 to 0.930.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v0.920...v0.930)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-test.txt

@@ -2,7 +2,7 @@ aioresponses==0.7.2
 black==21.12b0
 flake8==4.0.1
 isort==5.10.1
-mypy==0.920
+mypy==0.930
 pre-commit==2.16.0
 pylint==2.12.2
 pylint_strict_informational==0.1