[3.8] gh-91888: add a `` role to the documentation (GH-91889) (#91936)

* gh-91888: Add a  role to the documentation (GH-91889).

* [3.8] gh-91888: add a `` role to the documentation (GH-91889)

* Add a new `...` role for GitHub issues.

* Fix a GitHub id to use the 

 role.

* Add Misc/NEWS entry.

* Refactoring and rephrasing.

Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com&gt;.>
(cherry picked from commit f7641a2f)

Co-authored-by: Ezio Melotti <ezio.melotti@gmail.com>

* Fix use of the default role in NEWS entry