message: test: waiting for tx pool when waiting for sync
diff: @@ -594,4 +594,7 @@ pub fn waiting_for_sync<N: Borrow<Node>>(nodes: &[N]) {
  if !synced {
  panic!("timeout to wait for sync, tip_headers: {:?}", tip_headers);
  }
  + for node in nodes {
  + node.borrow().wait_for_tx_pool();
  + }
  }
  