docs/zh_CN: update Zhang Wei's email address

to replace the obsolete email address with new one.

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Zhang Wei <wezhang@outlook.com>
Cc: Li Yang <leoyang.li@nxp.com>
Signed-off-by: Weiwei Jia <harryxiyou@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>