chore: add ast-grep rule to convert Optional[T] to T | None (#25560)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

api/services/workflow_run_service.py

@@ -1,6 +1,5 @@
 import threading
 from collections.abc import Sequence
-from typing import Optional
 
 from sqlalchemy.orm import sessionmaker
 
@@ -80,7 +79,7 @@ class WorkflowRunService:
             last_id=last_id,
         )
 
-    def get_workflow_run(self, app_model: App, run_id: str) -> Optional[WorkflowRun]:
+    def get_workflow_run(self, app_model: App, run_id: str) -> WorkflowRun | None:
         """
         Get workflow run detail