Bump djangorestframework from 3.17.1 to 3.18.0 (#470)

Bumps [djangorestframework](https://github.com/encode/django-rest-framework) from 3.17.1 to 3.18.0.
- [Release notes](https://github.com/encode/django-rest-framework/releases)
- [Commits](encode/django-rest-framework@3.17.1...3.18.0)

---
updated-dependencies:
- dependency-name: djangorestframework
  dependency-version: 3.18.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

backend/requirements.txt

@@ -12,7 +12,7 @@ Django==6.0.7
 django-appconf==1.2.0
 django-cors-headers==4.9.0
 django_compressor==4.6.0
-djangorestframework==3.17.1
+djangorestframework==3.18.0
 djangorestframework-xml==2.0.0
 drf-spectacular==0.30.0
 drf-yasg==1.21.15