devel/py-dj52-django-rq: Update to 4.0.1

• Replace option SENTRY, which was dropped with release 4.0, with option PROMETHEUS, which has been available since release 3.1.

Changelogs since 3.2.2:

https://github.com/rq/django-rq/releases/tag/v4.0.1
https://github.com/rq/django-rq/releases/tag/v4

PR: 294228
Approved by: maintainer timeout
MFH: 2026Q2

(cherry picked from commit c46da3b13027edfed7f0960507204c4df60c90e9)