spurious spaces around forceLTR insets

[Jürgen Spitzmüller]

Am Sonntag, dem 09.04.2023 um 23:16 +0000 schrieb Udicoudco:
> 1) shouldn't display equations be wrapped with
> 
>        \LRE{%
>            \[a+b=c\]
>    }%
>    otherwise vertical spacing would be wrong. Though, note that I
> opened a bug ticket (https://www.lyx.org/trac/ticket/12731)
>    where I explained why I think math equations shouldn't be
> decorated
> at all with such commands.

I think it makes sense to remove the decoration in this case. I'll go
for that.

> 2) The patch does not seem to fix the problematic spaces for
> pdflatex+babel, and I don't think there is a counterpart for
>     the LTR environment in this case.

Let's address this next. I'll push the patch meanwhile.

-- 
Jürgen