see #josm10594 - add icon for `shop=antiques` (PD, comes from https://openclipart.org/detail/25563/Gramophone-by-Andy)

git-svn-id: http://svn.openstreetmap.org/applications/share/map-icons@30705 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4