message: [Python] remove redundant newline
diff: @@ -954,7 +954,7 @@ flexflow_model_get_perf_metrics(
  FFModel *handle = FFCObjectWrapper::unwrap(handle_);
  PerfMetrics *perf_metrics = new PerfMetrics();
  *perf_metrics = handle->current_metrics.get_result<PerfMetrics>();
  - DEBUG_PRINT("[Model] create PerfMetrics %p, train_correct %d\n", perf_metrics, perf_metrics->train_correct);
  + DEBUG_PRINT("[Model] create PerfMetrics %p, train_correct %d", perf_metrics, perf_metrics->train_correct);
  return FFCObjectWrapper::wrap(perf_metrics);
  }
  