fix Qt link
This is just to fix the link that now sends to a German one...
The doc would still need to be updated with more recent systems (and potentially only with Qt5)
La mise à jour de gitlab est terminée. Nous sommes désormais en version 16.11.1
Merci de consulter la release note:
https://about.gitlab.com/releases/2024/04/18/gitlab-16-11-released/
This is just to fix the link that now sends to a German one...
The doc would still need to be updated with more recent systems (and potentially only with Qt5)