message: re-enable system component test for DonutChart
diff: @@ -5,7 +5,7 @@ import theme, {colors} from '../theme'
  import {render} from '../utils/testing'
  describe('DonutChart', () => {
  - xit('is a system component', () => {
  + it('is a system component', () => {
  expect(DonutChart.systemComponent).toEqual(true)
  })
  