CI: Explicitly set --with-qt5 for jobs that don't support Qt6
Add --with-qt5 configure parameter for all CI jobs that won't work with Qt6. This way they won't break when Qt6 becomes the default.
As part of #43200, this has also been posted to http://forum.freeciv.org/f/viewtopic.php?f=14&t=92090
Add --with-qt5 configure parameter for all CI jobs that won't work with Qt6. This way they won't break when Qt6 becomes the default.
As part of #43200, this has also been posted to http://forum.freeciv.org/f/viewtopic.php?f=14&t=92090