Draft: Migrate integrations: shimo zentao

Related issue link: https://jihulab.com/gitlab-cn/gitlab/-/issues/1994

What does this MR do and why?

Migrate integrations: shimo zentao.

• Delete code from Upstream;
• Add code to jh folder;
• MV others methods;

How to confirm

1. Add integration on old version;
2. Checkout the MR branch;
3. Check feature in JH, confirm that feature has not changed;
4. Check feature in Upstream, confirm that feature has been removed;