[issue36970] Rename _PyObject_FastCallKeywords

[Jeroen Demeyer]

Change by Jeroen Demeyer <J.Demeyer at UGent.be>:


----------
title: Rename _PyObject_FastCall functions -> Rename _PyObject_FastCallKeywords

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue36970>
_______________________________________