[docs] [issue33832] Make "magic methods" a little more discoverable in the docs

[Serhiy Storchaka]

Change by Serhiy Storchaka <storchaka+cpython at gmail.com>:


----------
nosy: +rhettinger

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33832>
_______________________________________