bug#48478: 28.0.50; yank-from-kill-ring and kill-ring-yank-pointer

[Juri Linkov]

> After inserting the edited entry it resets the kill-ring-yank-pointer
> for the same reason why the kill-ring-yank-pointer gets reset
> when a new entry gets added to the kill-ring after C-w,
> i.e. like this line in 'kill-new':
>
>   (setq kill-ring-yank-pointer kill-ring)

BTW, bug#21199 asked to remove the above line from 'kill-new',
so C-w could keep the old value of 'kill-ring-yank-pointer'.
Maybe this should be optional?