[gupnp-av] writer: @refID is a standard property

[Jens Georg <jensgeorg src gnome org>]

commit 2123c810fa2129f77f907e9cc9107982e29e8ee6
Author: Jens Georg <mail jensge org>
Date:   Sat Aug 1 17:12:58 2020 +0200

    writer: @refID is a standard property

 libgupnp-av/gupnp-didl-lite-writer.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/libgupnp-av/gupnp-didl-lite-writer.c b/libgupnp-av/gupnp-didl-lite-writer.c
index 0051dea..e17b253 100644
--- a/libgupnp-av/gupnp-didl-lite-writer.c
+++ b/libgupnp-av/gupnp-didl-lite-writer.c
@@ -175,6 +175,7 @@ is_standard_prop (const char *name,
         return strcmp (name, "id") == 0 ||
                strcmp (name, "parentID") == 0 ||
                strcmp (name, "restricted") == 0 ||
+               strcmp (name, "refID") == 0 ||
                (g_strcmp0 (namespace, "dc") == 0 &&
                 strcmp (name, "title") == 0) ||
                (g_strcmp0 (namespace, "upnp") == 0 &&