Unify controlnet parameters name and change scripts name. (#1821)

* Update sd3_train.py

* add freeze block lr

* Update train_util.py

* update

* Revert "add freeze block lr"

This reverts commit 8b1653548f.

# Conflicts:
#	library/train_util.py
#	sd3_train.py

* use same control net model path

* use controlnet_model_name_or_path

library/flux_train_utils.py

@@ -564,7 +564,7 @@ def add_flux_train_arguments(parser: argparse.ArgumentParser):
     )
     parser.add_argument("--ae", type=str, help="path to ae (*.sft or *.safetensors) / aeのパス（*.sftまたは*.safetensors）")
     parser.add_argument(
-        "--controlnet",
+        "--controlnet_model_name_or_path",
         type=str,
         default=None,
         help="path to controlnet (*.sft or *.safetensors) / controlnetのパス（*.sftまたは*.safetensors）"