[zh]Update content/zh/docs/reference/_index.md

[nameYULI]

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[k8s-ci-robot]

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[tengqm]

/hold
This will not work when the referenced file is not there.
This one is a dup of another PR.

Rather than having contributors randomly pick a page to sync, please check the issues #33474, #33475, #33476, #33477, #33478, #33479 and sign on tasks there. It would help save your time and avoid conflicts when working on different pages.