[docs] [issue36908] "This module is always available" is confusing

Emmanuel Arias <emmanuelarias30@gmail.com> added the comment: I agree. What about create a section (or subsection?) or note with the text: ``` The next modules: sys, math ... are always available. This mean that ... ``` ? ---------- nosy: +eamanu _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue36908> _______________________________________