Replace Any with Incomplete in many places (#9565)

stubs/console-menu/consolemenu/items/function_item.pyi

@@ -1,3 +1,4 @@
+from _typeshed import Incomplete
 from collections.abc import Callable, Mapping, Sequence
 from typing import Any
 
@@ -8,7 +9,7 @@ class FunctionItem(ExternalItem):
     function: Callable[..., Any]
     args: Sequence[Any]
     kwargs: Mapping[str, Any]
-    return_value: Any | None
+    return_value: Incomplete | None
     def __init__(
         self,
         text: str,