Bump django from 2.2.24 to 3.2.5

Bumps [django](https://github.com/django/django) from 2.2.24 to 3.2.5.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@2.2.24...3.2.5)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

requirements.txt

@@ -1,3 +1,3 @@
-Django==2.2.24
+Django==3.2.5
 django-cors-headers==3.5.0
 mecab-python3==0.7