Bump django from 5.2.9 to 6.0

Bumps [django](https://github.com/django/django) from 5.2.9 to 6.0.
- [Commits](django/django@5.2.9...6.0)

---
updated-dependencies:
- dependency-name: django
  dependency-version: '6.0'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements/base.txt

@@ -4,7 +4,7 @@ allpairspy==2.5.1
 bleach==6.3.0
 bleach-allowlist==1.0.3
 defusedxml==0.7.1
-Django==5.2.9
+Django==6.0
 django-attachments==1.12
 django-colorfield==0.14.0
 django-contrib-comments==2.2.0