fix(socket): add ngInject (#2208)

fixes #2203 [ci skip]

Author: Awk34

templates/app/client/components/socket(socketio)/socket.service.js

@@ -4,6 +4,7 @@ import angular from 'angular';
 import io from 'socket.io-client';
 
 function Socket(socketFactory) {
+    'ngInject';
     // socket.io now auto-configures its connection when we ommit a connection url
     var ioSocket = io('', {
       // Send auth token on connection, you will need to DI the Auth service above