Remove un-used `contact` attribute

apps/baseline/src/app/app.component.ts

@@ -9,7 +9,6 @@ import { Subscription } from 'rxjs';
   styleUrls: ['./app.component.css'],
 })
 export class AppComponent implements OnInit, OnDestroy {
-  contact: Contact;
   form: FormGroup;
 
   private subscription: Subscription;
@@ -20,7 +19,6 @@ export class AppComponent implements OnInit, OnDestroy {
     this.subscription = this.service
       .loadContact()
       .subscribe((data: Contact) => {
-        this.contact = data;
         this.form = this.createForm(data);
       });
   }