[PRQ#46248] Deletion Request for python2-sphinx

MarsSeed [1] filed a deletion request for python2-sphinx [2]: Unneeded, broken Python2 based documentation builder. The Python3 based sphinx from repo can be used to create the documentation of Python2 packages. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python2-sphinx/