[MacPorts] #51313: mpv: Add python35 variant

#51313: mpv: Add python35 variant -------------------------+--------------------- Reporter: mf2k@… | Owner: ionic@… Type: enhancement | Status: new Priority: Normal | Milestone: Component: ports | Version: Keywords: | Port: mpv -------------------------+--------------------- Please add a {{{python35}}} variant to mpv. -- Ticket URL: <https://trac.macports.org/ticket/51313> MacPorts <https://www.macports.org/> Ports system for OS X