[PRQ#58105] Deletion Request for update-ssh-keys

mhdi [1] filed a deletion request for update-ssh-keys [2]: update-ssh-keys is no longer maintained; the recommended replacement is ssh-key-dir [1]. [1] https://github.com/coreos/ssh-key-dir [1] https://aur.archlinux.org/account/mhdi/ [2] https://aur.archlinux.org/pkgbase/update-ssh-keys/