Changes to List Templates

added the optional property items/behaviour_style to the response with the 200 status

added the optional property items/conversation_start_prompt to the response with the 200 status

added the optional property items/generative_gestures to the response with the 200 status

added the optional property items/prompt to the response with the 200 status

added the optional property items/seed_memory to the response with the 200 status