[PRQ#44479] Deletion Request for mate-control-center-gtk2

MarsSeed [1] filed a deletion request for mate-control-center-gtk2 [2]: Deprecated gtk2-based MATE control center, last released 4 years ago. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/mate-control-center-gtk2/