Speedometer3 shows some time in forced layouts under scrollTo(), but that's for an element that has never scrolled, so we should be able to avoid these.
<rdar://115732977>
Pull request: https://github.com/WebKit/WebKit/pull/18131
Committed 271943@main (13f0d241c7f2): <https://commits.webkit.org/271943@main> Reviewed commits have been landed. Closing PR #18131 and removing active labels.