Changes to Get the live model catalog for the picker-reachable providers

added the optional property providers/additionalProperties/models/additionalProperties/cost/cache_read to the response with the 200 status

added the optional property providers/additionalProperties/models/additionalProperties/cost/cache_write to the response with the 200 status

added the optional property providers/additionalProperties/models/additionalProperties/release_date to the response with the 200 status

added the optional property providers/additionalProperties/models/additionalProperties/status to the response with the 200 status

endpoint added