New Genie API endpoints and improved benchmarks

New API endpoints: The following new endpoints are available for managing and analyzing conversations: + List conversation messages + Delete conversation message + List all conversations For more guidance, see Best practices and limits. Prompt matching is generally available: Prompt matching (previously value sampling) is now generally available. Prompt matching improves Genie's ability to translate user prompts into the right column and row values by providing format assistance and entity matching for eligible columns.