queue: add ShutDown to __all__ (#11974)

Author: hauntsaninja

stdlib/queue.pyi

@@ -6,6 +6,8 @@ if sys.version_info >= (3, 9):
     from types import GenericAlias
 
 __all__ = ["Empty", "Full", "Queue", "PriorityQueue", "LifoQueue", "SimpleQueue"]
+if sys.version_info >= (3, 13):
+    __all__ += ["ShutDown"]
 
 _T = TypeVar("_T")