Changes to Suggest the next human message after a completed chat turn

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 400

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 404

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 409

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 429

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 500

removed the agent_switch_saga enum value from the reporting_owner response property for the response status 501

endpoint added