CI: (deps): Bump the flake8 group in /ci with 2 updates

Bumps the flake8 group in /ci with 2 updates: [flake8](https://github.com/pycqa/flake8) and [pyflakes](https://github.com/PyCQA/pyflakes).


Updates `flake8` from 6.1.0 to 7.0.0
- [Commits](PyCQA/flake8@6.1.0...7.0.0)

Updates `pyflakes` from 3.1.0 to 3.2.0
- [Changelog](https://github.com/PyCQA/pyflakes/blob/main/NEWS.rst)
- [Commits](PyCQA/pyflakes@3.1.0...3.2.0)

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

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

Author: dependabot[bot]

ci/linting_requirements.txt

@@ -1,8 +1,8 @@
 ruff==0.1.11
 
-flake8==6.1.0
+flake8==7.0.0
 pycodestyle==2.11.1
-pyflakes==3.1.0
+pyflakes==3.2.0
 
 flake8-continuation==1.0.5
 flake8-copyright==0.2.4