Removes unused weighting parameters

Removes unused `score_weight` and `class_weight` parameters from the `train_pointnet` function call.

These parameters are no longer used within the function, simplifying the call and improving code clarity.

train_pnet_class_cluster.py

@@ -10,4 +10,4 @@ if __name__ == "__main__":
     os.makedirs(model_save_path, exist_ok=True)
     
     # Train the model
-    train_pointnet(dataset_path, model_save_path, epochs=100, batch_size=128, lr=0.001, score_weight=1.0, class_weight=0.5)
+    train_pointnet(dataset_path, model_save_path, epochs=100, batch_size=128, lr=0.001)