Bump flake8 from 7.1.0 to 7.1.1 in /requirements (django-commons#1378)

Bumps [flake8](https://github.com/pycqa/flake8) from 7.1.0 to 7.1.1.
- [Commits](PyCQA/flake8@7.1.0...7.1.1)

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

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

Author: dependabot[bot]

requirements/lint.txt

@@ -1,3 +1,3 @@
 black==24.8.0
-flake8==7.1.0
+flake8==7.1.1
 isort==5.13.2