[PATCH] tst: Add test for utime

[Florian Weimer]

* Adhemerval Zanella:

> Maybe fix the kernel or/and use a non buggy FS instead? IMHO the test is
> doing *exactly* is meant to do: trigger and expose an unexpected return
> from the kernel or the libc. I don't think hiding it using a different
> FS is the right thing to do on glibc testsuite.

I disagree: We want to test glibc here, not file systems.  Test outputs
are already difficult enough to interpret.  We should not add known
FAILs that are very difficult to fix (reformat & reinstall with another
file system is definitely in that category).

Thanks,
Florian