MPDPlaylist: Remove invalid suppression.
MPDPlaylist: Remove invalid suppression.

hurzl/dmix,abarisain/dmix,jcnoir/dmix,abarisain/dmix,joansmith/dmix,0359xiaodong/dmix,jcnoir/dmix,joansmith/dmix,hurzl/dmix,0359xiaodong/dmix