Fix CI failure after merging beta.
Fix CI failure after merging beta.

This test fixture was added in `master` branch, so `git merge
origin/beta` didn't have an update for it specifically.

elwayman02/ember-cli,ember-cli/ember-cli,thoov/ember-cli,thoov/ember-cli,buschtoens/ember-cli,ember-cli/ember-cli,thoov/ember-cli,jrjohnson/ember-cli,jrjohnson/ember-cli,asakusuma/ember-cli,kategengler/ember-cli,raycohen/ember-cli,thoov/ember-cli,ember-cli/ember-cli,kategengler/ember-cli,balinterdi/ember-cli,asakusuma/ember-cli,buschtoens/ember-cli,balinterdi/ember-cli,elwayman02/ember-cli,raycohen/ember-cli