message: fix: readme sortBy widget example
  documents that `desc` is the keyword for descending order
diff: @@ -1054,7 +1054,7 @@ See [relevancy guide](https://docs.meilisearch.com/learn/core_concepts/relevancy
  items: [
  { value: 'clothes', label: 'Relevant' }, // default index
  {
  - value: 'clothes:price:asc', // Sort on descending price
  + value: 'clothes:price:desc', // Sort on descending price
  label: 'Ascending price using query time sort',
  },
  {
  