Revert "Fix all Python Cookbook links (#22205)" (GH-22424)

This commit reverts commit ac0333e1e117b7f61ed7ef1dbcdb6e515ada603b as the original links are working again and they provide extended features such as comments and alternative versions.
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index aa417ed..d201d70 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -679,7 +679,7 @@
    additional garbage collector overhead if the object is managed by the garbage
    collector.
 
-   See `recursive sizeof recipe <https://github.com/ActiveState/code/tree/master/recipes/Python/577504_Compute_Memory_footprint_object_its/recipe-577504.py>`_
+   See `recursive sizeof recipe <https://code.activestate.com/recipes/577504>`_
    for an example of using :func:`getsizeof` recursively to find the size of
    containers and all their contents.