metadata for security monkey sync_interval redefine

Change-Id: I8a576926b58de559de34c5c4c7156b2275a7cb34
diff --git a/docker/swarm/stack/security_monkey.yml b/docker/swarm/stack/security_monkey.yml
index 143b321..7d0aa9c 100644
--- a/docker/swarm/stack/security_monkey.yml
+++ b/docker/swarm/stack/security_monkey.yml
@@ -10,6 +10,7 @@
     security_monkey_password: devopsportal
     security_monkey_role: Justify
     devops_portal_sm_wtf_csrf_enabled: False
+    security_monkey_sync_interval: 15
     security_monkey_openstack:
       os_account_id: mcp_cloud
       os_account_name: mcp_cloud
@@ -41,6 +42,7 @@
             OS_PROJECT_NAME: ${_param:security_monkey_openstack:project_name}
             USER_DOMAIN_NAME: ${_param:security_monkey_openstack:user_domain_name}
             SM_WTF_CSRF_ENABLED: ${_param:devops_portal_sm_wtf_csrf_enabled}
+            SECURITY_MONKEY_SYNC_INTERVAL: ${_param:security_monkey_sync_interval}
           service:
             api:
               image: ${_param:docker_image_security_monkey_api}
@@ -59,4 +61,4 @@
                 restart_policy:
                   condition: any
               volumes:
-                - /srv/volumes/security_monkey/logs:/var/log/security_monkey/logs
\ No newline at end of file
+                - /srv/volumes/security_monkey/logs:/var/log/security_monkey/logs