fix eng lang in options

custom_components/mega/translations/en.json

@@ -21,6 +21,7 @@
                     "port_to_scan": "Port to poll aliveness (needed only if no sensors used)"
                 }
             }
+        }
     },
     "options": {
         "step": {
@@ -32,7 +33,6 @@
                 }
             }
         }
-    }
     },
     "title": "mega"
 }