Bump django-stubs-ext from 5.0.2 to 5.0.4

Bumps [django-stubs-ext](https://github.com/typeddjango/django-stubs) from 5.0.2 to 5.0.4.
- [Release notes](https://github.com/typeddjango/django-stubs/releases)
- [Commits](typeddjango/django-stubs@5.0.2...5.0.4)

---
updated-dependencies:
- dependency-name: django-stubs-ext
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements-test.txt

@@ -5,4 +5,4 @@ mypy==1.10.1
 psycopg2-binary==2.9.9
 Django==5.0.7
 django-stubs==5.0.2
-django-stubs-ext==5.0.2
+django-stubs-ext==5.0.4