[docs] Fix LOAD_ATTR version changed (GH-93816)

Fidget-Spinner · web-flow · commit ad90d49887cd · 2022-06-15T00:22:32.000+08:00
diff --git a/Doc/library/dis.rst b/Doc/library/dis.rst
@@ -898,7 +898,7 @@ iterations of the loop.
    unbound method. Otherwise, ``NULL`` and the object return by the attribute
    lookup are pushed.
 
-   .. versionchanged:: 3.11
+   .. versionchanged:: 3.12
       If the low bit of ``namei`` is set, then a ``NULL`` or ``self`` is
       pushed to the stack before the attribute or unbound method respectively.
 
