[DO NOT MERGE] Revert "Fix system zen rules by using owner package name if caller is system" This reverts commit 0b262d0ae5cd30a8411ca3fafd7919d72b2fa464. Reason for revert: broke DND schedules in multi-user mode b/257477671 Change-Id: I6f89dd0406b6815a94e6b37c029601dfc315b1f8 (cherry picked from commit 8de098ee2f6f75a6e280476378b64ea38fe4f114) Merged-In: I6f89dd0406b6815a94e6b37c029601dfc315b1f8