[docs] [issue34717] docs: disable numbered sections for stdlib in html

[Yury Selivanov]

Change by Yury Selivanov <yselivanov at gmail.com>:


----------
keywords: +patch
pull_requests: +8793
stage:  -> patch review

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue34717>
_______________________________________