[containmentactions] Guard against having no virtual desktops
It can apparently happen that virtual desktops is empty at a given point in time. Potentially due to other bugs on the system.
Calls to desktopIds.at(N) will fail.
It can apparently happen that virtual desktops is empty at a given point in time. Potentially due to other bugs on the system.
Calls to desktopIds.at(N) will fail.