Replace keystone client with openstack

Since newton its better to use
openstack client as a check for kesytone sates

Change-Id: I4b92da76d6c2890cbdbebc47b70f432c61fc3152
diff --git a/lab-pipeline.groovy b/lab-pipeline.groovy
index 96b052c..596b15f 100644
--- a/lab-pipeline.groovy
+++ b/lab-pipeline.groovy
@@ -298,7 +298,7 @@
                     sleep(30)
                     salt.enforceState(saltMaster, 'I@keystone:client', 'keystone.client', true)
                     salt.enforceState(saltMaster, 'I@keystone:client', 'keystone.client', true)
-                    salt.runSaltProcessStep(saltMaster, 'I@keystone:server', 'cmd.run', ['. /root/keystonerc; keystone service-list'], null, true)
+                    salt.runSaltProcessStep(saltMaster, 'I@keystone:server', 'cmd.run', ['. /root/keystonercv3; openstack service list'], null, true)
 
                     // Install glance and ensure glusterfs clusters
                     //runSaltProcessStep(saltMaster, 'I@glance:server', 'state.sls', ['glance.server'], 1)