[PRQ#51645] Deletion Request for xf86-video-dummy-xpra-patch

MarsSeed [1] filed a deletion request for xf86-video-dummy-xpra-patch [2]: No longer needed older, patched variant of extra/xf86-video-dummy. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/xf86-video-dummy-xpra-patch/