[docs] Add opencv build docs link (linux and windows) (#43)

Author: BBuf

docs/DomainSpecificSupport.md

@@ -8,4 +8,8 @@ Currently, we support the following framework.
 
 ### OpenCV
 
-TODO: Add instructions for installing/building OpenCV. 
+If you want to install OpenCV on your local device, you can use commands in follow links.
+
+- [install OpenCV in linux](https://docs.opencv.org/4.x/d7/d9f/tutorial_linux_install.html)
+- [install OpenCV in windows](https://docs.opencv.org/4.x/d3/d52/tutorial_windows_install.html)
+