Fix Normal Green Channel | Maya Script

DESCRIPTION:
Fix previewing of the DirectX Normal Map (Y-) in Maya.

INSTALLATION:
Copy and run the code in the script editor (Python).

HOW TO USE:
Select object(s) which have incorrect normal map displaying and run the script.

COMPATIBILITY: Maya 2016, 2017, 2018, 2019, 2020, 2022, 2023.