Bump django from 5.1 to 5.1.5

Bumps [django](https://github.com/django/django) from 5.1 to 5.1.5.
- [Commits](django/django@5.1...5.1.5)

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

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

pyproject.toml

@@ -20,7 +20,7 @@ dependencies = [
     "django-storages==1.14.4",
     "django-tz-detect==0.5.0",
     "django-waffle==4.1.0",
-    "django==5.1",
+    "django==5.1.5",
     "environs>=11.0.0",
     "gunicorn==23.0.0",
     "huey>=2.5.2",