[PRQ#39520] Deletion Request for swen

FabioLolix [1] filed a deletion request for swen [2]: game engine with no pratical use, not required by other pkgbuilds, last updated 7 years ago, not tested to build with swift>=3, faild to build with current version [1] https://aur.archlinux.org/account/FabioLolix/ [2] https://aur.archlinux.org/pkgbase/swen/