feat:3701: add summary in settings, translate in de,es,fr,it
Description
As a /e/OS user
I want to have a description of what Murena Notifications is right under it like for the other entries of Settings > Notifications > Manage
in order to understand what this entry is about
Under Murena Notifications in Settings > Notifications > Manage, add the following description: Check the history of all notifications from Murena and e Foundation.
Screenshots
Issues
https://gitlab.e.foundation/e/os/backlog/-/issues/3701