[PRQ#64656] Deletion Request for xqproxy-git

MarsSeed [1] filed a deletion request for xqproxy-git [2]: Broken, unbuildable, abandoned. Upstream not maintained since 2014. [a] [a]: https://github.com/bbidulock/xqproxy [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/xqproxy-git/