Fix transcoder settings not applied for network remote

The format was supplied, but the settings for the format was not applied when transcoding files for the network remote.

src/networkremote/songsender.cpp

@@ -32,7 +32,7 @@ const quint32 SongSender::kFileChunkSize = 100000;  // in Bytes
 SongSender::SongSender(Application* app, RemoteClient* client)
     : app_(app),
       client_(client),
-      transcoder_(new Transcoder(this)) {
+      transcoder_(new Transcoder(this, NetworkRemote::kTranscoderSettingPostfix)) {
   QSettings s;
   s.beginGroup(NetworkRemote::kSettingsGroup);