Remove Reflective Access when Loading OpenCV

[4e6]

Summary

There is a warning printed when the native OpenCV library is loaded:

WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.enso.image.opencv.OpenCV$SharedLoader to field java.lang.ClassLoader.usr_paths
WARNING: Please consider reporting this to the maintainers of org.enso.image.opencv.OpenCV$SharedLoader
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release

Value

Remove deprecation warning.

Specification

• Load native OpenCV library without using reflection.

Acceptance Criteria & Test Cases

• No warning when loading the native OpenCV library.