Bump flake8 from 7.1.1 to 7.1.2 in /dev

Bumps [flake8](https://github.com/pycqa/flake8) from 7.1.1 to 7.1.2.
- [Commits](PyCQA/flake8@7.1.1...7.1.2)

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

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

dev/requirements.txt

@@ -1,6 +1,6 @@
 autoflake==2.3.1
 black==25.1.0
-flake8==7.1.1
+flake8==7.1.2
 isort==6.0.0
 mypy==1.15.0
 pytest==8.3.4