bug#55862: Removing indent-tabs-mode set to t by default

[Eli Zaretskii]

> Date: Thu, 09 Jun 2022 12:40:35 +0000
> From: goncholden <goncholden@protonmail.com>
> Cc: 55862@debbugs.gnu.org
> 
> > Of course, arguing about defaults is many times futile, since changing
> > them is very easy.
> >
> 
> It is not so easy because one also has to make the change based on major mode.

Every major mode has a mode hook, and the usual way to customize a
mode is in that hook.