message: NO-TICK: Log when we fail to download a deploys.
diff: @@ -549,7 +549,12 @@ where
  error!(%block_hash, "could not download deploys from linear chain block.");
  panic!("Failed to download linear chain deploys.")
  }
  - Some(peer) => fetch_block_deploys(effect_builder, peer, *block_header),
  + Some(peer) => {
  + let block_hash = (*block_header).hash();
  + trace!(%block_hash, next_peer=%peer,
  + "failed to download deploys from a peer. Trying next one");
  + fetch_block_deploys(effect_builder, peer, *block_header)
  + }
  },
  Event::StartDownloadingDeploys => {
  // Start downloading deploys from the first block of the linear chain.
  