build(deps): bump djangorestframework from 3.13.1 to 3.14.0

Bumps [djangorestframework](https://github.com/encode/django-rest-framework) from 3.13.1 to 3.14.0.
- [Release notes](https://github.com/encode/django-rest-framework/releases)
- [Commits](https://github.com/encode/django-rest-framework/compare/3.13.1...3.14.0)

---
updated-dependencies:
- dependency-name: djangorestframework
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -1,6 +1,6 @@
 Django==4.1.1
 django-phonenumber-field==6.3.0
-djangorestframework==3.13.1
+djangorestframework==3.14.0
 
 gunicorn==20.1.0