Pontoon: Update Chinese (zh-CN) localization of MDN
Pontoon: Update Chinese (zh-CN) localization of MDN

Localization authors:
- YFdyh000 <yfdyh000@gmail.com>

jwhitlock/kuma,Elchi3/kuma,safwanrahman/kuma,mozilla/kuma,jwhitlock/kuma,yfdyh000/kuma,mozilla/kuma,a2sheppy/kuma,SphinxKnight/kuma,safwanrahman/kuma,ollie314/kuma,Elchi3/kuma,jwhitlock/kuma,escattone/kuma,escattone/kuma,jwhitlock/kuma,yfdyh000/kuma,yfdyh000/kuma,yfdyh000/kuma,ollie314/kuma,ollie314/kuma,a2sheppy/kuma,safwanrahman/kuma,SphinxKnight/kuma,SphinxKnight/kuma,ollie314/kuma,SphinxKnight/kuma,Elchi3/kuma,Elchi3/kuma,mozilla/kuma,yfdyh000/kuma,mozilla/kuma,Elchi3/kuma,SphinxKnight/kuma,a2sheppy/kuma,ollie314/kuma,a2sheppy/kuma,ollie314/kuma,safwanrahman/kuma,safwanrahman/kuma,a2sheppy/kuma,yfdyh000/kuma,mozilla/kuma,safwanrahman/kuma,SphinxKnight/kuma,jwhitlock/kuma,escattone/kuma