This is required to make https://wpt.live/css/css-text-decor/text-decoration-underline-position-vertical-ja.html pass
<rdar://problem/132444497>
Pull request: https://github.com/WebKit/WebKit/pull/31197
Committed 281445@main (9a35d5bc4646): <https://commits.webkit.org/281445@main> Reviewed commits have been landed. Closing PR #31197 and removing active labels.