wait 60s after scaling computes

Change-Id: Ida5d4054b97538d44e2016305a99765c3502b1b1
diff --git a/cloud-deploy-pipeline.groovy b/cloud-deploy-pipeline.groovy
index 2f07d56..eacfd7d 100644
--- a/cloud-deploy-pipeline.groovy
+++ b/cloud-deploy-pipeline.groovy
@@ -227,6 +227,7 @@
 
                             // wait for computes to boot up
                             aws.waitForAutoscalingInstances(venv_path, env_vars, scaling_group)
+                            sleep(60)
                         }
 
                         orchestrate.installKubernetesCompute(saltMaster)