[PRQ#54202] Deletion Request for livestreamer-dev-git

mhdi [1] filed a deletion request for livestreamer-dev-git [2]: No longer maintained, use streamlink or youtube-dl instead. [1] https://aur.archlinux.org/account/mhdi/ [2] https://aur.archlinux.org/pkgbase/livestreamer-dev-git/