Bump django from 5.1 to 5.1.4

Bumps [django](https://github.com/django/django) from 5.1 to 5.1.4.
- [Commits](django/django@5.1...5.1.4)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
...

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

requirements.txt

@@ -1,2 +1,2 @@
-django==5.1
+django==5.1.4
 gunicorn==23.0.0