message: update test to match new async relationship
diff: @@ -166,7 +166,7 @@ module('Integration | Models', function(hooks) {
  });
  test('it can get a belongs-to relationship', async function(assert) {
  - let post = await run(() => this.store.findRecord('post', '2'));
  + let post = await run(() => this.store.findRecord('post', '2', { include: 'author' }));
  let author = await run(() => post.get('author'));
  assert.equal(author.get('name'), 'Author of Second');
  });
  