fix typo (#3015)

dot not need -> do not need

Author: exekerey

learn/indexing/indexing_best_practices.mdx

@@ -15,7 +15,7 @@ By default, all document fields are searchable. The fewer fields Meilisearch nee
 
 ### Review filterable and sortable attributes
 
-Some document fields are necessary for [filtering](/learn/filtering_and_sorting/filter_search_results) and [sorting](/learn/filtering_and_sorting/sort_search_results) results, but they dot not need to be _searchable_. Generally, **numeric and boolean fields** fall into this category. Make sure to review your list of searchable attributes and remove any fields that are only used for filtering or sorting.
+Some document fields are necessary for [filtering](/learn/filtering_and_sorting/filter_search_results) and [sorting](/learn/filtering_and_sorting/sort_search_results) results, but they do not need to be _searchable_. Generally, **numeric and boolean fields** fall into this category. Make sure to review your list of searchable attributes and remove any fields that are only used for filtering or sorting.
 
 ## Configure your index before adding documents