[v1.14] Add exhaustive facet search

This issue follows the changes related to Meilisearch v1.14.0 mega issue.

Description

Update facet search to allow exhaustive facet count.

For more context, see the related issue in Meilisearch: https://github.com/meilisearch/meilisearch/issues/5359

Tasks

• [ ] Update the search method to handle the exhaustiveFacetCount parameter