We stop looking after the first failure.
<rdar://problem/104475106>
Pull request: https://github.com/WebKit/WebKit/pull/8878
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/38086
Committed 259166@main (2f1e72c1151b): <https://commits.webkit.org/259166@main> Reviewed commits have been landed. Closing PR #8878 and removing active labels.