message: Fix neqo-client
diff: @@ -150,6 +150,7 @@ fn process_loop(
  let out_dgram = client.process_output(Instant::now());
  emit_datagram(&socket, out_dgram.dgram());
  + client.process_http3(Instant::now());
  if exiting {
  return client.state();
  @@ -169,6 +170,7 @@ fn process_loop(
  if sz > 0 {
  let d = Datagram::new(*remote_addr, *local_addr, &buf[..sz]);
  client.process_input(d, Instant::now());
  + client.process_http3(Instant::now());
  }
  }
  }
  