fix(jest mock): Add stub for static content

Remove "duplicate" test

Author: michaelw85

skeleton/scaffold-minimum/test__if_karma_or_jest/unit/app.spec.ext

@@ -1,13 +1,6 @@
 import {bootstrap} from 'aurelia-bootstrapper';
-import {App} from '../../src/app';
 import {StageComponent} from 'aurelia-testing';
 
-describe('the app', () => {
-  it('says hello', () => {
-    expect(new App().message).toBe('Hello World!');
-  });
-});
-
 describe('Stage App Component', () => {
   let component;