Revert "Add test for package integrity"

This reverts commit d911bfa5.

conda/opencv/run_test.py

-import sys
-
-# couple of imports to see if packages are working
-import cv2
-import pkg_resources
-
-
-def test_pytorch():
-    import cv2
-    
-    print("opencv version: ", cv2.__version__)
-
-
-def _check_package(name, pyname=None):
-    """Checks if a Python package can be `require()`'d"""
-
-    pyname = pyname or name
-    print(f"Checking Python setuptools integrity for {name} (pyname: {pyname})")
-    pkg_resources.require(pyname)
-
-
-def test_setuptools_integrity():
-
-    _check_package('pytorch', 'torch')
-    _check_package('torchvision')
-
-
-# test if pytorch installation is sane
-test_pytorch()
-test_setuptools_integrity()
\ No newline at end of file