message: fix(doc): update carousel.examples.basic.use-case.md
diff: Main success scenario:
  ----------------------
  -1. User opens Carousel demo page
  +1. User open Carousel demo page
  2. User clicks on Basic sub-menu
  -3. User sees carousel component with 3 slides and 2 arrows: left, right
  -4. When user clicks on left arrow - previous slide is shown
  -5. When user clicks on right arrow - next slide is shown
  -6. When user doed nothing more than 5 sec - next slide automatically is shown
  +3. User see carousel component with 3 slides and 2 arrows: left, right
  +4. When the user clicks on the left arrow - the previous slide has shown
  +5. When the user clicks on the right arrow - next slide has shown
  +6. When the user does nothing more than 5 sec - next slide automatically has shown
  Variations:
  -----------
  