Bump autoflake from 1.6.1 to 1.7.7 (#1749)
Bump autoflake from 1.6.1 to 1.7.7 (#1749)

Bumps [autoflake](https://github.com/PyCQA/autoflake) from 1.6.1 to 1.7.7.
- [Release notes](https://github.com/PyCQA/autoflake/releases)
- [Commits](https://github.com/PyCQA/autoflake/compare/v1.6.1...v1.7.7)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
encode/uvicorn,encode/uvicorn