[PRQ#63347] Deletion Request for ftwin

MarsSeed [1] filed a deletion request for ftwin [2]: GitHub source URL broken since 2022-03. Upstream EOL since 9.5 years ago. [a] [a]: https://github.com/fpesce/ftwin [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ftwin/