chore(deps): update django requirement from ~=5.0.3 to ~=5.0.4 in /api

Updates the requirements on [django](https://github.com/django/django) to permit the latest version.
- [Commits](https://github.com/django/django/compare/5.0.3...5.0.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

api/requirements.txt

@@ -2,7 +2,7 @@ captcha~=0.5.0
 celery~=5.3.6
 coverage~=7.4.4
 cryptography~=42.0.5
-Django~=5.0.3
+Django~=5.0.4
 django-cors-headers~=4.3.1
 djangorestframework~=3.14.0
 django-celery-email~=3.0.0