test that lack of return type breaks CI.

Author: stewartHutchins

challenges/advanced-type/solution.py

@@ -4,7 +4,7 @@
 `make_object` takes a class returns an instance of it.
 """
 
-def make_object[T](cls: type[T]) -> T: ...
+def make_object[T](cls: type[T]): ...
 
 
 ## End of your code ##