Fix manila loop device

Change-Id: I30e61a09ec837785e5b7926dd2d6756e37183c8a
diff --git a/tcp_tests/templates/cookied-model-generator/salt_cookied-mcp-queens-dvr-ssl.yaml b/tcp_tests/templates/cookied-model-generator/salt_cookied-mcp-queens-dvr-ssl.yaml
index 5cce7c7..c09db16 100644
--- a/tcp_tests/templates/cookied-model-generator/salt_cookied-mcp-queens-dvr-ssl.yaml
+++ b/tcp_tests/templates/cookied-model-generator/salt_cookied-mcp-queens-dvr-ssl.yaml
@@ -36,7 +36,7 @@
     reclass-tools del-key parameters.reclass.storage.node.openstack_message_queue_node02 /srv/salt/reclass/classes/cluster/{{ SHARED.CLUSTER_NAME }}/infra/config.yml;
     reclass-tools del-key parameters.reclass.storage.node.openstack_message_queue_node03 /srv/salt/reclass/classes/cluster/{{ SHARED.CLUSTER_NAME }}/infra/config.yml;
     # Add for manila
-    reclass-tools add-key parameters._param.loopback_device1_size '20' /srv/salt/reclass/classes/cluster/{{ SHARED.CLUSTER_NAME }}/openstack/init.yml;
+    reclass-tools add-key parameters._param.loopback_device_size '20' /srv/salt/reclass/classes/cluster/{{ SHARED.CLUSTER_NAME }}/openstack/init.yml;
     reclass-tools add-key 'classes' 'system.linux.storage.loopback_manila' /srv/salt/reclass/classes/cluster/{{ SHARED.CLUSTER_NAME }}/openstack/compute/init.yml --merge ;
 
   node_name: {{ HOSTNAME_CFG01 }}