docs: fix small typo error

[0xflotus]

I only fixed a small typo error

Please make sure these points are completed:

• Title is formatted in present imperative (ex: "Fix X by doing Y").
• Title makes sense as a release note, not a literal technical description.
• An issue was filed, and this links to it.
• Any related PRs are cross-referenced via link.
• Your description tells the story of why this is the right change.
• You list QA steps or testing criteria if appropriate.

[CLAassistant]

All committers have signed the CLA.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.