Bump drf-spectacular

Bumps the all-python-dependencies group with 1 update in the / directory: [drf-spectacular](https://github.com/tfranzel/drf-spectacular).


Updates `drf-spectacular` from 0.27.2 to 0.28.0
- [Release notes](https://github.com/tfranzel/drf-spectacular/releases)
- [Changelog](https://github.com/tfranzel/drf-spectacular/blob/master/CHANGELOG.rst)
- [Commits](tfranzel/drf-spectacular@0.27.2...0.28.0)

---
updated-dependencies:
- dependency-name: drf-spectacular
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-python-dependencies
...

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

requirements.txt

@@ -17,7 +17,7 @@ whitenoise==6.8.2 # For serving static files
 # DRF
 djangorestframework==3.15.2
 django-filter==24.3 # Filtering support
-drf-spectacular==0.27.2
+drf-spectacular==0.28.0
 markdown==3.7 # Markdown support for the browsable API
 
 # LTI