[PRQ#52537] Deletion Request for mingw-w64-graphicsmagick

MarsSeed [1] filed a deletion request for mingw-w64-graphicsmagick [2]: No longer needed by any mingw-w64 package. Not useful to keep. Better to delete. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/mingw-w64-graphicsmagick/