Run verify before starting control plane upgrade

Run basic service checks before startin control plane
upgrade.

Change-Id: Ide255d917fd42f42fb8fd3aaa046c63be6cba09f
diff --git a/openstack-control-upgrade.groovy b/openstack-control-upgrade.groovy
index 6a6eea2..5febb3c 100644
--- a/openstack-control-upgrade.groovy
+++ b/openstack-control-upgrade.groovy
@@ -159,6 +159,7 @@
     for (target in upgradeTargets){
       common.stageWrapper(upgradeStageMap, "Pre upgrade", target, interactive) {
         openstack.runOpenStackUpgradePhase(env, target, 'pre')
+        openstack.runOpenStackUpgradePhase(env, target, 'verify')
       }
     }