Always save info dict when saving fastresume

Otherwise torrents loaded from fastresume won't have it and needs
to redownload it from elsewhere and slowing down the startup process.
This is also required for the future where we will drop loading the
`info` dict from .torrent files.

src/base/bittorrent/torrenthandle.cpp

@@ -508,7 +508,7 @@ bool TorrentHandle::needSaveResumeData() const
 
 void TorrentHandle::saveResumeData()
 {
-    m_nativeHandle.save_resume_data();
+    m_nativeHandle.save_resume_data(lt::torrent_handle::save_info_dict);
     m_session->handleTorrentSaveResumeDataRequested(this);
 }