[PRQ#50525] Deletion Request for avidemux-2.6

MarsSeed [1] filed a deletion request for avidemux-2.6 [2]: Unneeded, unused legacy version of extra repo's avidemux. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/avidemux-2.6/