build(deps): bump django from 5.1.15 to 6.0.2 in /backend#3200

dependabot[bot] wants to merge 1 commit intomastermozilla/code-review:masterfrom

dependabot/pip/backend/django-6.0.2mozilla/code-review:dependabot/pip/backend/django-6.0.2Copy head branch name to clipboard