Bump autoflake from 1.7.6 to 1.7.7 (#376)

Bumps [autoflake](https://github.com/PyCQA/autoflake) from 1.7.6 to 1.7.7.
- [Release notes](https://github.com/PyCQA/autoflake/releases)
- [Commits](PyCQA/autoflake@v1.7.6...v1.7.7)

---
updated-dependencies:
- dependency-name: autoflake
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

requirements-dev.txt

@@ -5,7 +5,7 @@ isort==5.10.1
 flake8==5.0.4
 pydocstyle==6.1.1
 docformatter==1.5.0
-autoflake==1.7.6
+autoflake==1.7.7
 tox==3.26.0
 wheel==0.37.1
 setuptools==65.5.0