Add INTERACTIVE flag to upgrade pipelines

This patch adds INTERACTIVE job parameter to the following jobs:

 * Deploy - upgrade computes
 * Deploy - upgrade OVS gateway
 * Deploy - upgrade control VMs

Change-Id: I957b55ad4730589503d03d19b5c31c18baf374e0
Related-Prod: PROD-20951
diff --git a/jenkins/client/job/deploy/update/upgrade_compute.yml b/jenkins/client/job/deploy/update/upgrade_compute.yml
index 90bfc76..3986997 100644
--- a/jenkins/client/job/deploy/update/upgrade_compute.yml
+++ b/jenkins/client/job/deploy/update/upgrade_compute.yml
@@ -35,3 +35,7 @@
               type: string
               default: '1'
               description: Number of selected nodes to live apply upgrade.
+            INTERACTIVE:
+              type: boolean
+              default: 'true'
+              description: "Ask interactive questions during pipeline run (bool)"