[PATCH] libio: Add test for fopen with an empty ",ccs=" value [BZ #34574]

[Florian Weimer]

* Shamil Abdulaev:

> +  char *path;
> +  create_temp_file ("tst-fopen-ccs-empty", &path);

This should be:

  xclose (create_temp_file ("tst-fopen-ccs-empty", &path));

so that the descriptor does not leak.

Rest looks okay.

Thanks,
Florian