Disable specifying alarm itself in combination rule

Currently, update combination alarm can specify itself in alarm_ids,
however, that will cause endless loop when evaluating this alarm.

This patch adds a check to disable such behavior.

Change-Id: I63b465c59fe39206ae04b0736482d1ffd7bf59c4
Closes-Bug: #1304419
(cherry picked from commit de8176fa736ffa9c4d6b0a57a8db2f58083f124a)
Merge "Disable specifying alarm itself in combination rule" into stable/havana