Update django requirement from <6,>=4.2.11 to >=4.2.11,<7

Updates the requirements on [django](https://github.com/django/django) to permit the latest version.
- [Commits](django/django@4.2.11...6.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -1,4 +1,4 @@
-Django>=4.2.11,<6
+Django>=4.2.11,<7
 backports.zoneinfo;python_version<"3.9"
 pytz==2025.2
 httplib2==0.31.0