WebProcesses on macOS 13.0 are still marked as managed by RunningBoard even though 262025@main made it so that we only use RunningBoard assertions on macOS 13.3+.
<rdar://problem/109059658>
Pull request: https://github.com/WebKit/WebKit/pull/13599
<rdar://problem/109059949>
<rdar://108417115>
Committed 263830@main (99c9a20cadf6): <https://commits.webkit.org/263830@main> Reviewed commits have been landed. Closing PR #13599 and removing active labels.