message: update test setup to account for upstream model fetching
diff: @@ -17,6 +17,11 @@ moduleForComponent('cs-version-control', 'Integration | Component | cs version c
  type: 'thing'
  });
  this.set('model', model);
  + this.inject.service('resource-metadata', { as: 'meta' });
  + this.get('meta').write(model, { branch: 'master' });
  + this.register('config:enviroment', {
  + cardstack: { defaultBranch: 'master' }
  + });
  }
  });
  