Update curriculum FSM initial state

mathtext_fastapi/v2_conversation_manager.py

@@ -203,7 +203,7 @@ def manage_conversation_response(data_json):
     print(f"2: {context_data['current_state']}")
 
     curriculum_copy = copy.deepcopy(gsm.curriculum)
-    curriculum_copy.set_state(context_data['current_state'])
+    curriculum_copy.state = context_data['current_state']
     print("STEP 2")
     if user_message == 'easier':
         curriculum_copy.left()