In the MgmtDriver of fault notification, the error handling operation
is supported.
This patch solves the problem of Tacker double-logging or canceling
alarms and missing alarms on the monitoring server during error
handling.
Implements: blueprint support-autoheal-queue
Change-Id: I658876b8ae8be9a0d7e8660c67e654e6ad7ef5e8
f2d4ae6be5