Bump django from 2.2.28 to 3.2.25

Bumps [django](https://github.com/django/django) from 2.2.28 to 3.2.25.
- [Commits](django/django@2.2.28...3.2.25)

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

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

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 uWSGI==2.0.22
-Django==2.2.28
+Django==3.2.25
 djongo==1.3.0
 mongoengine==0.27.0
 djangorestframework==3.11.2