message: Refactor a pattarn match inside `crank`.
diff: @@ -253,15 +253,11 @@ where
  message.payload,
  recipient_node.is_faulty(),
  ) {
  - match target {
  - Target::All => {
  - let nodes: Vec<NodeId> = self.nodes_map.keys().cloned().collect();
  - self.send_messages(nodes, message, delivery_time);
  - }
  - Target::SingleNode(recipient_id) => {
  - self.send_messages(vec![recipient_id], message, delivery_time);
  - }
  - }
  + let recipient_nodes = match target {
  + Target::All => self.nodes_map.keys().cloned().collect(),
  + Target::SingleNode(recipient_id) => vec![recipient_id],
  + };
  + self.send_messages(recipient_nodes, message, delivery_time)
  }
  Ok(())
  } else {
  