message: Increase listproducers column width to support R1 key
diff: @@ -1052,9 +1052,9 @@ struct list_producers_subcommand {
  auto weight = result.total_producer_vote_weight;
  if ( !weight )
  weight = 1;
  - printf("%-13s %-54s %-59s %s\n", "Producer", "Producer key", "Url", "Scaled votes");
  + printf("%-13s %-57s %-59s %s\n", "Producer", "Producer key", "Url", "Scaled votes");
  for ( auto& row : result.rows )
  - printf("%-13.13s %-54.54s %-59.59s %1.4f\n",
  + printf("%-13.13s %-57.57s %-59.59s %1.4f\n",
  row["owner"].as_string().c_str(),
  row["producer_key"].as_string().c_str(),
  row["url"].as_string().c_str(),
  