bil-elmoussaoui [1] filed a deletion request for gnome-twofactorauth [2]:
I'm the original author of the app and the packager. The app was rebranded as Authenticator and I do not manage any more packages on AUR anymore.
[1] https://aur.archlinux.org/account/bil-elmoussaoui/ [2] https://aur.archlinux.org/pkgbase/gnome-twofactorauth/