[css-fonts-4] System fonts for Chinese

[xfq]

We are maintaining a list of system fonts for Chinese: https://github.com/w3c/clreq/blob/gh-pages/others/system-font-mappings.md

Do you think it would be useful to link to it as an informative reference from appropriate places in CSS Fonts 4?

For background, see w3c/clreq#769

/cc @svgeesus

[svgeesus]

Do you think it would be useful to link to it as an informative reference from appropriate places in CSS Fonts 4?

Yes, it would be a helpful informative reference.