[docs/zh] Update zh docs: synced to 6c879186 (#4117)

# Description

This PR updates the Chinese documentation to 6c879186 (the latest commit at present).

It also fixed a small typo in the original docs. Since the change is so minor, I didn't make a separate PR.

Last docs/zh update PR: #3884

## Checklist

Please put an x inside each checkbox to indicate that you've read and followed it: `[ ]` -> `[x]`

If this is a documentation change, only the first checkbox must be filled (you can delete the others if you want).

- [x] I/we have read the [GoToSocial contribution guidelines](https://codeberg.org/superseriousbusiness/gotosocial/src/branch/main/CONTRIBUTING.md).

Reviewed-on: https://codeberg.org/superseriousbusiness/gotosocial/pulls/4117
Co-authored-by: cdn0x12 <git@cdn0x12.dev>
Co-committed-by: cdn0x12 <git@cdn0x12.dev>

0 files changed, 0 insertions, 0 deletions