html.elements.body - margin attributes compatibility for Chrome is incorrect

What type of issue is this?

Incorrect support data (example: BrowserX says "86" but support was added in "40")

What information was incorrect, unhelpful, or incomplete?

Google doesn't support rightmargin and bottommargin. And leftmargin works for both left and right actual margin.

What browsers does this problem apply to, if applicable?

No response

What did you expect to see?

Information about google not supporting and mentioning that leftmargin works as both right and left margin

Did you test this? If so, how?

Yes, sample code in section below

Can you link to any release notes, bugs, pull requests, or MDN pages related to this?

No response

Do you have anything more you want to share?

index.html.txt

MDN URL

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/body

MDN metadata

Start at the browser-compat-data entry queried as html.elements.body and compare its margin-attribute compatibility data with the attached index.html.txt sample and the reported Chrome behavior. Update the support information to reflect the reported rightmargin, bottommargin, and leftmargin behavior, then verify the MDN body compatibility report.