message: Chnage ping timeout to 50millis
diff: @@ -314,7 +314,7 @@ impl<A: ToSocketAddrs + Display + Send + 'static> NatsTestServerBuilder<A> {
  continue;
  }
  - if client.has_sent_ping && client.last_ping.elapsed() > Duration::from_millis(1) {
  + if client.has_sent_ping && client.last_ping.elapsed() > Duration::from_millis(50) {
  log::trace!("{}: sending ping", client_id);
  if let Err(err) = client.socket.write_all(b"PING\r\n") {
  log::debug!("{}: socket error {} caused eviction", client_id, err);
  