Bump flake8 from 7.1.2 to 7.2.0 in /requirements (#1474)

Bumps [flake8](https://github.com/pycqa/flake8) from 7.1.2 to 7.2.0.
- [Commits](PyCQA/flake8@7.1.2...7.2.0)

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

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

Author: dependabot[bot]

requirements/lint.txt

@@ -1,3 +1,3 @@
 black==25.1.0
-flake8==7.1.2
+flake8==7.2.0
 isort==6.0.1