Update django requirement in /provisioning/roles/publicdb/files

Updates the requirements on [django](https://github.com/django/django) to permit the latest version.
- [Commits](django/django@3.2.14...4.2.4)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
...

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

provisioning/roles/publicdb/files/requirements-pip.txt

@@ -1,4 +1,4 @@
-Django~=3.2.14
+Django~=4.2.4
 python-dateutil==2.8.2
 
 sentry-sdk