[PRQ#48264] Deletion Request for exteragram-desktop-git

MarsSeed [1] filed a deletion request for exteragram-desktop-git [2]: Upstream app and repo got renamed to rabbitGramDesktop. [a] Also this is not a proper VCS package because it doesn't have a pkgver() function. [a]: https://github.com/exteragramdesktop/exteragramdesktop [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/exteragram-desktop-git/