[DO NOT MERGE] Revert "Fix system zen rules by using owner package name if caller is system" This reverts commit d9ead5f42c251c5ac16e0c4ef308402e650112f7. Reason for revert: broke DND schedules in multi-user mode b/257477671 Change-Id: Id52ebdb63b6139ea5d084ba24d0af7490af6dd15 (cherry picked from commit a8bdabf903660888a1086840af63839dd0451f2d) Merged-In: Id52ebdb63b6139ea5d084ba24d0af7490af6dd15