bug#56335: 29.0.50; [PATCH] Add more breakpoint chars support to longlines-mode

[Eli Zaretskii]

> From: Manuel Giraud <manuel@ledu-giraud.fr>
> Cc: juri@linkov.net,  larsi@gnus.org,  56335@debbugs.gnu.org,  eliz@gnu.org
> Date: Fri, 08 Jul 2022 09:14:19 +0200
> 
> "breakpoint" was already used into longlines' code...  But now we have a
> user option that contains "breakpoint".  I propose to change this option
> from 'longlines-breakpoint-chars' to 'longlines-separators'.  What do
> you think?

I suggest 'longlines-break-chars'.