[aur-requests] [PRQ#8681] Merge Request for python2-marshmallow

Foxboron [1] filed a request to merge python2-marshmallow [2] into python-marshmallow [3]: No need for two PKGBUILDs for these packages. [1] https://aur.archlinux.org/account/Foxboron/ [2] https://aur.archlinux.org/pkgbase/python2-marshmallow/ [3] https://aur.archlinux.org/pkgbase/python-marshmallow/