[Docs] The config dev-1.x note linking not found

[chaodyna]

📚 The doc issue

Here is a tiny, minor bug found.
In the docs in $MMPose/docs/en(zh-CN)/user-guides/config, the linking to MMEngine at the end of docs note is blank
https://github.com/open-mmlab/mmpose/blob/dev-1.x/docs/zh_cn/user_guides/configs.md?plain=1#L501 :-)

Suggest a potential alternative/fix

No response

[Tau-J]

Hi @chaodyna , thanks for your feedback. Would you like to create a PR to fix this link?

[Tau-J]

Fixed in #2655