fix: define return value from RabbitMQ.status as array of objects

Author: Tom Kirkpatrick

lib/models/rabbitmq.js

@@ -58,7 +58,7 @@ module.exports = function queueFn(RabbitMQ) {
     description: 'Get queues of connected rabbitmq server',
     returns: {
       arg: 'result',
-      type: 'Array',
+      type: [ 'Object' ],
       root: true,
     },
     http: { path: '/queues', verb: 'get' },