used async/await

Author: mrsaicharan1

app/routes/account/billing-info/invoices.js

@@ -4,7 +4,6 @@ import moment from 'moment';
 
 export default Route.extend({
   async model() {
-    let filterOptions = [];
     filterOptions = [
       {
         and: [
@@ -21,14 +20,14 @@ export default Route.extend({
         ]
       }
     ];
-    return RSVP.hash({
-      eventInvoices: this.store.query('event-invoice', {
+    return {
+      eventInvoices: await this.store.query('event-invoice', {
         include: 'event'
       }),
-      upcomingInvoices: this.store.query('event-invoice', {
+      upcomingInvoices: await this.store.query('event-invoice', {
         filter  : filterOptions,
         include : 'event'
       })
-    });
+    };
   }
 });