Revert "Fix system zen rules by using owner package name if caller is system" This reverts commit e5e51116fb767162966a8e0d23fafb4f0ff46e86. Reason for revert: broke DND schedules in multi-user mode b/257477671 Change-Id: Ic5126e4c95c8ef8c17b339a6fb0f08ca9cc97323 (cherry picked from commit 3535f5cb664bda21ca69a3515ac59a927bf6b90d) Merged-In: Ic5126e4c95c8ef8c17b339a6fb0f08ca9cc97323