Skipped runbook events no longer look like errors

A red progress bar now means something actually needs your attention.

Skipping an event is often correct, for example when catch-up logic skips a message added after someone's send date. Skipped events now have their own neutral segment on an assignee's progress bar. Only failed and overdue events show in red.

Runbooks.

Anyone running onboarding, offboarding or other runbooks.