Add recipe to have an interactive shell when using docker

[erral]

Links of affected pages in Plone Documentation, if any.

https://6.docs.plone.org/install/containers/recipes/index.html

Description

Add the documentation here to the docker recipes section:

https://community.plone.org/t/interactive-shell-for-debugging-with-plone-6-docker-compose-the-wsgi-equivalent-of-bin-instance-debug/16370/12