bug#34765: 26.1; with-temp-buffer should not run buffer-list-update-hook

[Eli Zaretskii]

> Cc: Eli Zaretskii <eliz@gnu.org>, 34765@debbugs.gnu.org, alexanderm@web.de
> From: martin rudalics <rudalics@gmx.at>
> Date: Fri, 26 Apr 2019 09:41:02 +0200
> 
>  > How 'bout adding an optional argument to `generate-new-buffer` to set
>  > `inhibit_buffer_hooks`?
> 
> How about moving 'generate-new-buffer' to C to set that flag without
> exposing it to Lisp (and to avoid things like
> 
>              ;; We can't use `generate-new-buffer' because files.el
>              ;; is not yet loaded.
> 
> in 'load-with-code-conversion')?

Fine with me.