community: add Kendra DocumentRelevanceOverrideConfigurations request parameter (#20695)
- **Description:** add **DocumentRelevanceOverrideConfigurations**
request parameter to Kendra retriever
Co-authored-by: Simone Caserini <simone.caserini@klarna.com>
Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com>