[PRQ#64778] Deletion Request for libcelero-headers

MarsSeed [1] filed a deletion request for libcelero-headers [2]: Include headers belong to and are already included in the main libcelero package. [a] [a]: https://aur.archlinux.org/packages/libcelero [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/libcelero-headers/