remove systemwide overlays, since they are now in manjaro-system package

overlays/lxqt/etc/sudoers.d/10-installer

overlays/lxqt/etc/systemd/network/20-wired.network

overlays/lxqt/overlay.txt

overlays/mate/etc/sudoers.d/10-installer

overlays/mate/etc/systemd/network/20-wired.network

overlays/mate/overlay.txt

overlays/minimal/etc/sudoers.d/10-installer

overlays/minimal/etc/systemd/network/20-wired.network

overlays/minimal/overlay.txt

overlays/server/overlay.txt