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/plugin/plugin_service.py

@@ -1,7 +1,6 @@
 import logging
 from collections.abc import Mapping, Sequence
 from mimetypes import guess_type
-from typing import Optional
 
 from pydantic import BaseModel
 
@@ -46,11 +45,11 @@ class PluginService:
     REDIS_TTL = 60 * 5  # 5 minutes
 
     @staticmethod
-    def fetch_latest_plugin_version(plugin_ids: Sequence[str]) -> Mapping[str, Optional[LatestPluginCache]]:
+    def fetch_latest_plugin_version(plugin_ids: Sequence[str]) -> Mapping[str, LatestPluginCache | None]:
         """
         Fetch the latest plugin version
         """
-        result: dict[str, Optional[PluginService.LatestPluginCache]] = {}
+        result: dict[str, PluginService.LatestPluginCache | None] = {}
 
         try:
             cache_not_exists = []
@@ -109,7 +108,7 @@ class PluginService:
             raise PluginInstallationForbiddenError("Plugin installation is restricted to marketplace only")
 
     @staticmethod
-    def _check_plugin_installation_scope(plugin_verification: Optional[PluginVerification]):
+    def _check_plugin_installation_scope(plugin_verification: PluginVerification | None):
         """
         Check the plugin installation scope
         """
@@ -144,7 +143,7 @@ class PluginService:
         return manager.get_debugging_key(tenant_id)
 
     @staticmethod
-    def list_latest_versions(plugin_ids: Sequence[str]) -> Mapping[str, Optional[LatestPluginCache]]:
+    def list_latest_versions(plugin_ids: Sequence[str]) -> Mapping[str, LatestPluginCache | None]:
         """
         List the latest versions of the plugins
         """