[tlbuild] autosp test failed

[Akira Kakuto]

Dear Johannes,

> Where should quod2.tex have come from?
> I don't understand the purpose of the change at -r46645;
> reverting it (see patch) makes the test run
> successfully again. I wonder why noone else complained
> about this since last week.

Many thanks for the report. I have applied your patch
in r46698. Probably quod2.tex made by the autosp.test
had been used.

Thanks,
Akira