bug#47074: Replace XPM icons with Unicode codepoints in customize/widgets

[Eli Zaretskii]

> Date: Sun, 4 Apr 2021 12:37:58 +0100
> From: Alan Third <alan@idiocy.org>
> Cc: Stefan Kangas <stefan@marxist.se>, 47074@debbugs.gnu.org
> 
> > Thanks.  The results on my system are much worse than the XPM images,
> > see the two attached screenshots.
> 
> Something is going wrong with the rendering of the SVGs. It looks as
> though the background is offset, and the background and foreground
> colours are backwards.
> 
> What version of librsvg do you have?

2.40.1.