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/core/tools/utils/parser.py

@@ -2,7 +2,6 @@ import re
 from json import dumps as json_dumps
 from json import loads as json_loads
 from json.decoder import JSONDecodeError
-from typing import Optional
 
 from flask import request
 from requests import get
@@ -198,9 +197,9 @@ class ApiBasedToolSchemaParser:
         return bundles
 
     @staticmethod
-    def _get_tool_parameter_type(parameter: dict) -> Optional[ToolParameter.ToolParameterType]:
+    def _get_tool_parameter_type(parameter: dict) -> ToolParameter.ToolParameterType | None:
         parameter = parameter or {}
-        typ: Optional[str] = None
+        typ: str | None = None
         if parameter.get("format") == "binary":
             return ToolParameter.ToolParameterType.FILE