[Docs] Add header for files (#1181)

* [Docs] Add header for files

* change to OpenMMLab

* add headers for .cpp, .cu, .h, .cuh

* replace Open-MMLab with OpenMMLab

tests/test_arraymisc.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 from __future__ import division
 
 import numpy as np

tests/test_cnn/test_weight_init.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import random
 from tempfile import TemporaryDirectory
 

tests/test_fileio.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 import tempfile

tests/test_image/test_colorspace.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import cv2
 import numpy as np
 import pytest

tests/test_image/test_geometric.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os.path as osp
 
 import cv2

tests/test_image/test_image_misc.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest
 from numpy.testing import assert_array_equal

tests/test_image/test_io.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 import tempfile

tests/test_image/test_photometric.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os.path as osp
 
 import cv2

tests/test_load_model_zoo.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 from unittest.mock import patch

tests/test_runner/test_runner.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import logging
 import os
 import os.path as osp

tests/test_utils/test_config.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import argparse
 import json
 import os

tests/test_utils/test_misc.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import pytest
 
 import mmcv

tests/test_utils/test_path.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os.path as osp
 from pathlib import Path
 

tests/test_utils/test_progressbar.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import time
 

tests/test_utils/test_timer.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import time
 
 import pytest

tests/test_video/test_optflow.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 import tempfile

tests/test_video/test_processing.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 import tempfile

tests/test_video/test_reader.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import os
 import os.path as osp
 import shutil

tests/test_visualization.py

-# Copyright (c) Open-MMLab. All rights reserved.
+# Copyright (c) OpenMMLab. All rights reserved.
 import numpy as np
 import pytest