This patch disables all of the discretionary access control (DAC)
auditing in auditd. This should reduce the volume of logs created
during deployments and during OpenStack CI jobs.
The patch also corrects an incorrect key in the audit logs for
V-38568.
Closes-Bug: 1620849
Change-Id: I193f739647cfb7d0ce395984b51867bf6bd46cd8