bug#68428: 29.1.90; info-xref-tests fails

[Eli Zaretskii]

> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: 68428@debbugs.gnu.org
> Date: Sun, 14 Jan 2024 11:25:03 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Btw, I have no idea why this test is in the test suite: it basically
> > tests our manuals, not the code.
> 
> It serves its purpose: it has shown a bug introduced recently.

That's sheer luck: any random Lisp program can sometimes expose a bug,
but that doesn't yet mean it is suitable for the test suite.