Bump flake8 from 5.0.2 to 5.0.3 (#338)

Bumps [flake8](https://github.com/pycqa/flake8) from 5.0.2 to 5.0.3.
- [Release notes](https://github.com/pycqa/flake8/releases)
- [Commits](PyCQA/flake8@5.0.2...5.0.3)

---
updated-dependencies:
- dependency-name: flake8
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

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

requirements_dev.txt

@@ -1,7 +1,7 @@
 -r requirements.txt
 
 black==22.6.0
-flake8==5.0.2
+flake8==5.0.3
 isort==5.10.1
 mypy==0.971
 pillow==9.2.0