[aur-requests] [PRQ#35600] Orphan Request for r-swirl

MarsSeed [1] filed an orphan request for r-swirl [2]: Unmaintained - Flagged out-of-date (2020-03-11). [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/r-swirl/