message: Fix variable name in scollSnapList in README
diff: @@ -1378,8 +1378,8 @@ const previousSnapIndex = embla.previousScrollSnap()
  const embla = EmblaCarousel(emblaNode, options)
  const scrollSnaps = embla.scrollSnapList()
  -const slidesInfirstScrollSnap = scrollSnaps[0].slideNodes;
  -const indexesInfirstScrollSnap = scrollSnaps[0].slideIndexes;
  +const slidesInFirstScrollSnap = scrollSnaps[0].slideNodes;
  +const indexesInFirstScrollSnap = scrollSnaps[0].slideIndexes;
  ```
  <hr>
  