fixed empty line, fixed syntax error

templates/es-cluster/0/docker-compose.yml

@@ -116,4 +116,4 @@ services:
 volumes:
   es-data-volume:
     driver: local
-    per_container: true
+    per_container: true

templates/es-cluster/0/rancher-compose.yml

@@ -39,7 +39,7 @@
           description: "Memory limit in Byte per elasticsearch container. AT LEAST double the heap size! (data nodes)"
           default: 1073741824
         
-         - variable: "client_heap_size"
+        - variable: "client_heap_size"
           type: "string"
           required: true
           label: "Heap size (client nodes)"
@@ -89,4 +89,4 @@ es-data:
   scale: ${initial_data_nodes}
 
 es-client:
-  scale: ${initial_client_nodes}
+  scale: ${initial_client_nodes}