build(deps): bump django-napse in /backend/requirements

Bumps [django-napse](https://github.com/napse-invest/django-napse) from 1.10.0 to 1.10.4.
- [Release notes](https://github.com/napse-invest/django-napse/releases)
- [Changelog](https://github.com/napse-invest/django-napse/blob/main/CHANGELOG.md)
- [Commits](napse-invest/django-napse@v1.10.0...v1.10.4)

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

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

backend/requirements/base.txt

@@ -20,7 +20,7 @@ django-extensions==3.2.3  # https://github.com/django-extensions/django-extensio
 drf-spectacular==0.26.5 # https://github.com/tfranzel/drf-spectacular
 django-cors-headers==4.3.1 # https://github.com/adamchainz/django-cors-headers
 
-django-napse==1.10.0 # https://github.com/napse-invest/django-napse
+django-napse==1.10.4 # https://github.com/napse-invest/django-napse
 djangorestframework-api-key==2.3.0
 
 # External tools