Bump ruff from 0.3.6 to 0.4.2 in /server

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.3.6 to 0.4.2.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@v0.3.6...v0.4.2)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

server/requirements_dev.txt

@@ -3,7 +3,7 @@ pre-commit==3.7.0
 pytest==8.1.1
 pytest-django==4.8.0
 responses==0.25.0
-ruff==0.3.6
+ruff==0.4.2
 celery-types==0.22.0
 djangorestframework-stubs==3.14.5
 ruff-lsp==0.0.53