Update dependency Django to v6.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
Django (changelog)	==6.0.7 → ==6.1

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Release Notes

django/django (Django)

v6.1

Compare Source

v6.0.8

Compare Source

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Configuration

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: uv.lock

Command failed: uv lock --upgrade-package django
Using CPython 3.14.7 interpreter at: /opt/containerbase/tools/python/3.14.7/bin/python3
  × No solution found when resolving dependencies:
  ╰─▶ Because django-celery-beat>=2.9.0 depends on django>=2.2,<6.1
      and your project depends on django==6.1, we can conclude that
      django-celery-beat>=2.9.0 and your project are incompatible.
      And because your project depends on django-celery-beat==2.9.0, we can
      conclude that your project's requirements are unsatisfiable.