Remove unnecessary arg workflow_instance_id in abstractmethod _run in…

… BaseWorker

omagent-core/src/omagent_core/engine/worker/base.py

@@ -78,7 +78,7 @@ def workflow_instance_id(self, value: str):
         self._workflow_instance_id = value
 
     @abstractmethod
-    def _run(self, workflow_instance_id, *args, **kwargs) -> Any:
+    def _run(self, *args, **kwargs) -> Any:
         """Run the Node."""
 
     def execute(self, task: Task) -> TaskResult: