vlc-video: Free media struct

plugins/vlc-video/vlc-video-source.c

@@ -332,6 +332,8 @@ static void vlcs_get_metadata(void *data, calldata_t *cd)
 	VLC_META(media, cd, data_id, "album_artist", libvlc_meta_AlbumArtist)
 	VLC_META(media, cd, data_id, "disc_number", libvlc_meta_DiscNumber)
 	VLC_META(media, cd, data_id, "disc_total", libvlc_meta_DiscTotal)
+
+	libvlc_media_release_(media);
 #undef VLC_META
 }