docs: minor improvement for docs

[huyejia]

Description

minor improvement for docs

Related Issue(s)

Other information

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• I have run yarn format and yarn lint without getting any errors
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[vercel]

@huyejia is attempting to deploy a commit to the Privacy and Scaling Explorations Team on Vercel.

A member of the Team first needs to authorize it.

[huyejia]

@vplasencia Hi, Could you please review this PR at your convenience? Thank you very much.