run-webkit-tests with many child processes timeout for initial invocation Layout tests timeout during initial invocation, because the system is running various verifications on new binaries.
<rdar://problem/96127828>
https://github.com/WebKit/WebKit/pull/1892
Committed 252037@main (8c0aacc3b007): <https://commits.webkit.org/252037@main> Reviewed commits have been landed. Closing PR #1892 and removing active labels.