message: Fix setupMirage import
diff: import { fillIn, render } from '@ember/test-helpers';
  import { hbs } from 'ember-cli-htmlbars';
  -import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
  +import { setupMirage } from 'ember-cli-mirage/test-support';
  import CurrentUser from 'ember-osf-web/services/current-user';
  import { setupRenderingTest } from 'ember-qunit';
  import { TestContext } from 'ember-test-helpers';
  