Update HTTP methods for v0.28.0

[bidoubiwa]

Changes related to the HTTP verbs

Related to:

• issue: https://github.com/meilisearch/meilisearch/issues/2419

To be more compliant with the RESTful good practices we must change the following verbs:

• [ ] PATCH /indexes/{indexUid} instead of PUT
• [x] PATCH /indexes/{indexUid}/settings instead of POST
• [ ] PATCH /indexes/{indexUid}/settings/typo-tolerance instead of POST
• [x] PUT /indexes/{indexUid}/settings/displayed-attributes instead of POST
• [x] PUT /indexes/{indexUid}/settings/distinct-attribute instead of POST
• [x] PUT /indexes/{indexUid}/settings/filterable-attributes instead of POST
• [x] PUT /indexes/{indexUid}/settings/ranking-rules instead of POST
• [x] PUT /indexes/{indexUid}/settings/searchable-attributes instead of POST
• [x] PUT /indexes/{indexUid}/settings/sortable-attributes instead of POST
• [x] PUT /indexes/{indexUid}/settings/stop-words instead of POST
• [x] PUT /indexes/{indexUid}/settings/synonyms instead of POST