We re-import font-size-adjust-012.html, font-size-adjust-013.html, font-size-adjust-014.html and font-size-adjust-computed.html from WPT. They are updated in https://github.com/web-platform-tests/wpt/pull/41273
Pull request: https://github.com/WebKit/WebKit/pull/18211
<rdar://problem/116044081>
Committed 268458@main (491514d389f2): <https://commits.webkit.org/268458@main> Reviewed commits have been landed. Closing PR #18211 and removing active labels.