Changes to Update Tracer Session

added the optional property completion_cost to the response with the 200 status

added the optional property completion_tokens to the response with the 200 status

added the optional property error_rate to the response with the 200 status

added the optional property experiment_progress to the response with the 200 status

added the optional property feedback_stats to the response with the 200 status

added the optional property first_token_p50 to the response with the 200 status

added the optional property first_token_p99 to the response with the 200 status

added the optional property last_run_start_time to the response with the 200 status

added the optional property latency_p50 to the response with the 200 status

added the optional property latency_p99 to the response with the 200 status

added the optional property prompt_cost to the response with the 200 status

added the optional property prompt_tokens to the response with the 200 status

added the optional property run_count to the response with the 200 status

added the optional property run_facets to the response with the 200 status

added the optional property session_feedback_stats to the response with the 200 status

added the optional property streaming_rate to the response with the 200 status

added the optional property test_run_number to the response with the 200 status

added the optional property total_cost to the response with the 200 status

added the optional property total_tokens to the response with the 200 status

the detail/items response's property type changed from object to string for status 422

removed the required property detail/items/loc from the response with the 422 status

removed the required property detail/items/msg from the response with the 422 status

removed the required property detail/items/type from the response with the 422 status