Change monasca-collector service user and group to root
Change monasca-collector service user and group to root

Starting monasca-collector service as root user will allow
to gather metrics from services which were started with root
privileges.

Change-Id: Ida453cc9e9f3f5a6bf4c69e007b7572665b6efbd
Story: 2003623
Task: 26467

stackforge/monasca-api,stackforge/monasca-api,stackforge/monasca-api,openstack/monasca-api,stackforge/monasca-api,openstack/monasca-api,openstack/monasca-api