修复bug：调用AlarmPlan的函数名错误

core/alarm_plan_dispatcher.py

@@ -42,8 +42,8 @@ class AlarmPlanDispatcher:
                 plan = self.task_queue.get(timeout=1)
                 if plan is None:
                     break
-                if plan.handle_func:
-                    plan.handle_func(plan)
+                if plan.handle_func_:
+                    plan.handle_func_(plan)
                 else:
                     LOGINFO(f"[Dispatcher] Plan {plan.plan_uuid_} has no handler")
             except queue.Empty: