bug#60308: 30.0.50; Can't read some PDF files any more

[Eli Zaretskii]

> Date: Sat, 07 Jan 2023 18:59:27 +0000
> From: Gregory Heytings <gregory@heytings.org>
> cc: Eli Zaretskii <eliz@gnu.org>, Stephen Berman <stephen.berman@gmx.net>, 
>     yantar92@posteo.net, 60308@debbugs.gnu.org, bugs@gnu.support
> 
> 
> >> I just tried, and most PDF files are processed without problems with 
> >> mutool 1.21.
> >
> > It happens when a document contains a '<' character so it can be rare 
> > for someone.
> >
> 
> More precisely: it happens for pages with a '<' character.  Other pages of 
> the document are rendered correctly.

If it's rare, maybe a PROBLEMS entry is good enough.