remove out-of-date index settings ToC

Author: guimachiavelli

learn/getting_started/indexes.mdx

@@ -61,26 +61,6 @@ You can set the primary key for an index or let it be inferred by Meilisearch. R
 
 Index settings can be thought of as a JSON object containing many different options for customizing search behavior.
 
-You can customize the following index settings:
-
-- [Index creation](#index-creation)
-  - [Implicit index creation](#implicit-index-creation)
-  - [Explicit index creation](#explicit-index-creation)
-- [Index UID](#index-uid)
-- [Primary key](#primary-key)
-- [Index settings](#index-settings)
-  - [Displayed and searchable attributes](#displayed-and-searchable-attributes)
-  - [Distinct attribute](#distinct-attribute)
-  - [Faceting](#faceting)
-  - [Filterable attributes](#filterable-attributes)
-  - [Pagination](#pagination)
-  - [Ranking rules](#ranking-rules)
-  - [Sortable attributes](#sortable-attributes)
-  - [Stop words](#stop-words)
-  - [Synonyms](#synonyms)
-  - [Typo tolerance](#typo-tolerance)
-- [Swapping indexes](#swapping-indexes)
-
 To change index settings, use the [update settings endpoint](/reference/api/settings#update-settings) or any of the child routes.
 
 ### Displayed and searchable attributes