[LyX/master] Fix font inside footnote inset

[Richard Kimberly Heck]

On 12/31/21 07:11, Jean-Marc Lasgouttes wrote:
> commit 0789f2f2ae43742da200a27f10403f4c6a68713d
> Author: Jean-Marc Lasgouttes <lasgouttes at lyx.org>
> Date:   Fri Dec 3 12:16:40 2021 +0100
>
>      Fix font inside footnote inset
>      
>      An inset that resets its font (like Footnote) does not care at all
>      about enclosing font. Therefore the real starting point is the class
>      default font. This avoid cases where the footnote contents is forced
>      to \normalsize.

Thanks! I've been annoyed by this bug for a long time.

Riki