Fix sending window to all desktops
NET::OnAllDesktops is a special desktop number (-1), desktopForX11Id will not return a desktop for it
When all desktops are requested pass an empty desktop list, the following code will handle it appropriately
NET::OnAllDesktops is a special desktop number (-1), desktopForX11Id will not return a desktop for it
When all desktops are requested pass an empty desktop list, the following code will handle it appropriately