[PRQ#57918] Deletion Request for sip-pre-release

MarsSeed [1] filed a deletion request for sip-pre-release [2]: Upstream does not seem to publish prerelease versions of sip anymore. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/sip-pre-release/