Specify the start count to 0 for the update step loop
Specify the start count to 0 for the update step loop

Force the count start to 0 to ensure that the
update step loop will start to 0 and execute the
update step0

Closes-Bug: #1712498

Change-Id: I71be55c1f56e53e5c565bec281795d63e5845ff6

openstack/tripleo-heat-templates,dprince/tripleo-heat-templates,openstack/tripleo-heat-templates,dprince/tripleo-heat-templates