Don't look for overcloudrc when deployment indicates failure
Don't look for overcloudrc when deployment indicates failure

Only verify success when success is possible

Change-Id: I5c0056a5d75339dffb396c30bf5266a6c771cb8f

redhat-openstack/infrared,okolisny/InfraRed,redhat-openstack/infrared,redhat-openstack/infrared,okolisny/InfraRed,okolisny/InfraRed