Added a checklist item for using pytest-celery in a bug report (#8971)

.github/ISSUE_TEMPLATE/Bug-Report.md

@@ -29,6 +29,7 @@ To check an item on the list replace [ ] with [x].
   to find out if the bug was already fixed in the main branch.
 - [ ] I have included all related issues and possible duplicate issues
   in this issue (If there are none, check this box anyway).
+- [ ] I have tried to reproduce the issue with [pytest-celery](https://docs.celeryq.dev/projects/pytest-celery/en/latest/userguide/celery-bug-report.html) and added the reproduction script below.
 
 ## Mandatory Debugging Information
 
@@ -137,6 +138,10 @@ We prefer submitting test cases in the form of a PR to our integration test suit
 If you can provide one, please mention the PR number below.
 If not, please attach the most minimal code example required to reproduce the issue below.
 If the test case is too large, please include a link to a gist or a repository below.
+
+Alternatively, the pytest-celery plugin can be used to create standalone reproduction scripts
+that can be added to this report. See the pytest-celery documentation for more information at
+pytest-celery.readthedocs.io
 -->
 
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