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/mcp_tool/provider.py

@@ -1,5 +1,5 @@
 import json
-from typing import Any, Optional, Self
+from typing import Any, Self
 
 from core.mcp.types import Tool as RemoteMCPTool
 from core.tools.__base.tool_provider import ToolProviderController
@@ -25,9 +25,9 @@ class MCPToolProviderController(ToolProviderController):
         provider_id: str,
         tenant_id: str,
         server_url: str,
-        headers: Optional[dict[str, str]] = None,
-        timeout: Optional[float] = None,
-        sse_read_timeout: Optional[float] = None,
+        headers: dict[str, str] | None = None,
+        timeout: float | None = None,
+        sse_read_timeout: float | None = None,
     ):
         super().__init__(entity)
         self.entity: ToolProviderEntityWithPlugin = entity