Remove unused repsawned action in monitor
Remove unused repsawned action in monitor

Currently, respawned action using keystone 2.0 is unused in Tacker.
It should be removed.

Change-Id: Ic6dab2980020469e00c0270c6ccd9d07c797ce68
Closes-Bug: #1668156

zeinsteinz/tacker,openstack/tacker,openstack/tacker,stackforge/tacker,stackforge/tacker,zeinsteinz/tacker,openstack/tacker