chore: log output in init hook

useful to ensure and know that fake x-pack is loaded

index.js

@@ -10,5 +10,8 @@ export default function (kibana) {
         xpack_api_polling_frequency_millis: Joi.number().default(30000),
       }).default();
     },
+    init() {
+      console.log('FAKE X-PACK IN FULL EFFECT! [xpack_main]');
+    },
   });
 }