[LyX/master] Amend 087f6bce

[Jürgen Spitzmüller]

Am Sonntag, dem 01.10.2023 um 12:53 +0300 schrieb Udicoudco:
> Not sure I understand. Is there a reason for not using \fcolorbox
> when the frame color is explicitly black and the background is none?
> It means that the behavior of framed boxes is not consistent between
> black and other colors (of course default should be different).

All right, I revert that. But this is independent of the issue I was
talking about (\fcolorbox not providing any means to keep custom
colors)

-- 
Jürgen