message: input-challenge: Remove outer descibe block in unit tests
  + Little formatting of createInputExercise()
diff: @@ -6,7 +6,6 @@ import { render } from '@testing-library/react'
  import userEvent from '@testing-library/user-event'
  import React from 'react'
  -describe('input challenge', () => {
  let exercise: InputExercise
  describe('shows feedback about submitted answer', () => {
  @@ -168,7 +167,6 @@ describe('input challenge', () => {
  expect(exercise.getByText('Correct')).toBeVisible()
  }
  })
  -})
  type InputExercise = ReturnType<typeof render>
  @@ -187,11 +185,7 @@ function createInputExercise({
  const state = {
  plugin: 'inputExercise',
  - state: {
  - type: type,
  - unit: '',
  - answers,
  - },
  + state: { type, unit: '', answers },
  }
  return render(<Renderer plugins={plugins} state={state} />)
  