[to #42322933] add license header for cv/action-detection

Link: https://code.alibaba-inc.com/Ali-MaaS/MaaS-lib/codereview/10198112

    * add lic

modelscope/models/cv/action_detection/action_detection_onnx.py

@@ -1,3 +1,5 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
+
 import os
 import os.path as osp
 import shutil

modelscope/pipelines/cv/action_recognition_pipeline.py

@@ -1,3 +1,5 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
+
 import math
 import os.path as osp
 from typing import Any, Dict