[PRQ#58987] Deletion Request for ocaml-xmlplaylist

MarsSeed [1] filed a deletion request for ocaml-xmlplaylist [2]: Upstream abandoned for 4 years. [a] The package fails to build with current ocaml. But no longer needed. See deletion request PRQ#58986 for the only consumer, ocaml-lastfm. [a]: https://github.com/savonet/ocaml-xmlplaylist [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ocaml-xmlplaylist/