[PRQ#45329] Deletion Request for kx3util

MarsSeed [1] filed a deletion request for kx3util [2]: Binary utilities last updated in 2016 for a HAM radio hardware introduced in 2011; upstream and source URL now 404. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/kx3util/