Update issue template

[Lijiaoa]

No description provided.

[JSong-Jia]

Thanks! Lijiao!

About NNI Student Program Templae, can we merge the chinese and english together instead of putting them in 2 parts? i.e.

NNI 学生项目问题概述 / General Question of Student Program

请简要概述您的问题 / 观点 :
Short summary about the question / idea :

请提供 NNI 环境信息:
nni Environment:
nni version:
nni mode(local|pai|remote):
OS:
python version:
is conda or virtualenv used?:
is running in docker?:
nnimanager.log and dispatcher.log:
nnictl stdout and stderr:

其他建议 / Other Advice

是否需要更新文档（是 / 否） :
Need to update document ( yes / no ) :

其他分享内容 :
Anything else we need to know :

日志信息/Log Message: