Disable manjaro from menus, currently in broken state

roles/netbootxyz/templates/menu/live.ipxe.j2

@@ -23,7 +23,6 @@ item live-kodachi ${space} Kodachi
 item live-neon ${space} KDE Neon
 item live-lite ${space} Linux Lite
 item live-lxle ${space} LXLE
-item live-manjaro ${space} Manjaro
 item live-mint ${space} Mint
 item live-nitrux ${space} Nitrux
 item live-parrot ${space} Parrot OS