Failure screenshots should append (failed) to the screenshot name

[brian-mann]

// cypress/integration/app/users/list.spec.js

describe('table', () => {
  it('paginates users', () => {
    throw new Error('fail whale')
  })
})

// outputs screenshot to:
// cypress/screenshots/app/users/list.spec.js/table -- paginates users (failed).png

[brian-mann]

Released in 3.0.2.