build(deps-dev): bump django from 5.1.1 to 5.1.2

Bumps [django](https://github.com/django/django) from 5.1.1 to 5.1.2.
- [Commits](django/django@5.1.1...5.1.2)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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