message: Fix speedup output
diff: @@ -992,7 +992,7 @@ void Executor::writeCSVReport(ostream& file, CSVRepMode mode,
  std::string const& tuning_name = tuning_names[variant_ids[iv]][it];
  file << sepchr <<right<< setw(vartuncol_width[iv][it]);
  if ( (mode == CSVRepMode::Speedup) &&
  - (!kern->hasVariantTuningDefined(reference_vid, tuning_name) ||
  + (!kern->hasVariantTuningDefined(reference_vid, reference_tid) ||
  !kern->hasVariantTuningDefined(vid, tuning_name)) ) {
  file << "Not run";
  } else if ( (mode == CSVRepMode::Timing) &&
  