removed hardcodeed credentials.

src/app/auth/login/login.page.ts

@@ -12,8 +12,8 @@ import { RestService } from '../../rest.service';
   styleUrls: ['./login.page.scss'],
 })
 export class LoginPage implements OnInit {
-  username = "Bob@mail.com";
-  password = "BobPassword";
+  username = "";
+  password = "";
   correctCredentials = false;
   loginApi: Observable<any>;