message: update the upper bound in the fastest_sync function
diff: @@ -121,7 +121,7 @@ fn net_sync_faster(network: String, mut storage: Storage) {
  let mut download_prev_hash = prev_hash.clone();
  let mut download_start_hash = mstart_hash.or(Some(prev_hash)).unwrap();
  - while download_epoch_id < 40 {
  + while download_epoch_id < 46 {
  println!("downloading epoch {} {}", download_epoch_id, download_start_hash);
  let fep = FetchEpochParams {
  epoch_id: download_epoch_id,
  