[LyX/master] Add forgotten file formatted change (from 2ad57dcb6b9b5)

[Richard Kimberly Heck]

On 9/6/23 01:23, Juergen Spitzmueller wrote:
> commit 87620d73491fc688b4101cd55d8ba15e694dec80
> Author: Juergen Spitzmueller <spitz at lyx.org>
> Date:   Wed Sep 6 08:37:43 2023 +0200
>
>      Add forgotten file formatted change (from 2ad57dcb6b9b5)
>      
>      This means that lyx2lyx reversion in beta5 is essentially broken
>      as it ends in a document containing an unknown header

Thanks. I have no idea why this didn't get committed. I have it locally.

Time for beta 6...

Riki