Further initial loading improvements

This should fix remaining cases of a client connecting, and failing
to start playback from *beyond* the beginning when `librespot` is
still loading that track.

This undoes the `suppress_loading_status` workaround from #430,
under the assumption that the race condition reported there has
since been fixed on Spotify's end.

audio/src/fetch/receive.rs

@@ -427,7 +427,8 @@ pub(super) async fn audio_file_fetch(
                     }
                     None => break,
                 }
-            }
+            },
+            else => (),
         }
 
         if fetch.get_download_strategy() == DownloadStrategy::Streaming() {