Take DOCKER_DEFAULT_ADDRESS_POOL parameter from heat temaplate

Change-Id: If66aa430fcee987ee46cfe9fd26cce5b717316fc
Related-Prod: PRODX-3456
diff --git a/de/heat-templates/fragments/SrvInstancesVM.yaml b/de/heat-templates/fragments/SrvInstancesVM.yaml
index d62225a..563f76f 100644
--- a/de/heat-templates/fragments/SrvInstancesVM.yaml
+++ b/de/heat-templates/fragments/SrvInstancesVM.yaml
@@ -48,6 +48,8 @@
   docker_ucp_image:
     type: string
     default: 'docker/ucp:3.2.4'
+  docker_default_address_pool:
+    type: string
   hardware_metadata:
     description: The content of lab metadata.
     default: ''
@@ -87,6 +89,7 @@
             $private_floating_network_cidr: { get_param: private_floating_network_cidr }
             $functions_override: { get_param: functions_override }
             $docker_ucp_image: { get_param: docker_ucp_image }
+            $docker_default_address_pool: { get_param: docker_default_address_pool }
             $single_node: { get_param: single_node }
 
   inject_files: