Bump flake8 from 6.0.0 to 6.1.0 (#237)

Bumps [flake8](https://github.com/pycqa/flake8) from 6.0.0 to 6.1.0.
- [Commits](PyCQA/flake8@6.0.0...6.1.0)

---
updated-dependencies:
- dependency-name: flake8
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements/local.txt

@@ -7,7 +7,7 @@ psycopg2==2.9.6  # https://github.com/psycopg/psycopg2
 
 # Code quality
 # ------------------------------------------------------------------------------
-flake8==6.0.0  # https://github.com/PyCQA/flake8
+flake8==6.1.0  # https://github.com/PyCQA/flake8
 flake8-isort==6.0.0  # https://github.com/gforcada/flake8-isort
 coverage==7.2.7 # https://github.com/nedbat/coveragepy
 black==23.3.0  # https://github.com/psf/black