Map zh_cn to zh-CN please

Map zh_cn to zh-CN please

Zhigang Sun tomonidan -
Javoblar soni: 2
Language pack maintainers rasmi

Hi, David

I checked that the code of Simplified Chinese in google translate is zh-CN and zh_cn in moodle. So please add the map in AMOS so that we can do translation work easier and better.

Thank you!

Sunner