WPT test for logical @page margin properties.
Already passes in Blink.
Change-Id: If12061087b569644f2cc6273f0d5d02745ae6d1c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5514852
Reviewed-by: Ian Kilpatrick ikilpatrick@chromium.org
Commit-Queue: Morten Stenshorne mstensho@chromium.org
Cr-Commit-Position: refs/heads/main@{#1296363}