Update exchangis_deploy_cn.md

[jefftlin]

What is the purpose of the change

(For example: Exchangis-Job defines the core ability of Exchangis, it provides the abilities of job management, job transform, and job launch.
Related issues: #50. )

Brief change log

(for example:)
Update exchangis_deploy_cn.md

Verifying this change

(Please pick either of the following options)
Check the link in exchangis_deploy_cn

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): (no)
• Anything that affects deployment: (no)
• The Core framework, i.e., JobManager, Server.: (no)

Documentation

• Does this pull request introduce a new feature? (no)
• If yes, how is the feature documented? (not applicable)