R1:8fab8d8a18ef

Prepare owners package audit rules to become more flexible

Summary:
Ref T13244. See PHI1055. (Earlier, see D20091 and PHI1047.) Previously, we expanded the Owners package autoreview rules from "Yes/No" to several "Review (Blocking) If Non-Owner Author Not Subscribed via Package" kinds of rules. The sky didn't fall and this feature didn't turn into "Herald-in-Owners", so I'm comfortable doing something similar to the "Audit" rules.

PHI1055 is a request for a way to configure slightly different audit…