Bump django in /examples/server/wsgi/django_socketio

Bumps [django](https://github.com/django/django) from 4.2.15 to 4.2.16.
- [Commits](https://github.com/django/django/compare/4.2.15...4.2.16)

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

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

examples/server/wsgi/django_socketio/requirements.txt

@@ -1,6 +1,6 @@
 asgiref==3.6.0
 bidict==0.22.1
-Django==4.2.15
+Django==4.2.16
 gunicorn==22.0.0
 h11==0.14.0
 python-engineio