Add EXTRA_FORMULAS parameter to 'deploy' jobs

Parameter allows to deploy additional salt formulas during
deployment of heat stack.

Change-Id: Ifa6e3edfee2bee96acefbd8cd84446bc3f481954
Partial-Bug: PROD-16138
diff --git a/jenkins/client/job/deploy/lab/deploy.yml b/jenkins/client/job/deploy/lab/deploy.yml
index 108e30d..d7f56e9 100644
--- a/jenkins/client/job/deploy/lab/deploy.yml
+++ b/jenkins/client/job/deploy/lab/deploy.yml
@@ -90,6 +90,9 @@
                 type: string
                 default: ""
                 description: "Formulas revision to install on Salt Master bootstrap stage"
+              EXTRA_FORMULAS:
+                type: string
+                default: "maas memcached ntp nginx collectd sensu heka sphinx mysql grafana libvirt rsyslog glusterfs postfix xtrabackup freeipa prometheus telegraf elasticsearch kibana rundeck devops-portal rsync docker keepalived aptly jenkins gerrit artifactory influxdb horizon"
 
               # aws api
               AWS_STACK_REGION: