[PRQ#48630] Deletion Request for python2-decorator

MarsSeed [1] filed a deletion request for python2-decorator [2]: Cleanup of unneeded Python2 packages. Both of its dependents are due for deletion (PRQ#46307, PRQ#48628). [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python2-decorator/