message: Log bandwidth classes when limiting
diff: @@ -248,6 +248,11 @@ async fn worker(
  } => {
  active_validators = new_active_validators;
  upcoming_validators = new_upcoming_validators;
  + debug!(
  + ?active_validators,
  + ?upcoming_validators,
  + "bandwidth classes updated"
  + );
  }
  ClassBasedCommand::RequestBandwidth {
  num_bytes,
  