bug#69555: 30.0.50; shr - Preserve indentation when shr-fill-text is nil

[Eli Zaretskii]

> From: Kévin Le Gouguec <kevin.legouguec@gmail.com>
> Cc: 69555@debbugs.gnu.org,  rahguzar@zohomail.eu
> Date: Wed, 06 Mar 2024 00:16:53 +0100
> 
> If not, the tentative conclusion would be "shr-fill-text nil gets 4%
> slower; shr-fill-text t is none the worse for wear; nil still runs
> circles around t"?

Thanks, I think 4% slowdown is negligible in this case.