[PATCH v3] elf: tst-ldconfig-bad-aux-cache: use support_capture_subprocess

[Florian Weimer]

* Alexandra Hájková:

> diff --git a/elf/tst-ldconfig-bad-aux-cache.c b/elf/tst-ldconfig-bad-aux-cache.c
> index 68ce90a956..a7afcf4e94 100644
> --- a/elf/tst-ldconfig-bad-aux-cache.c
> +++ b/elf/tst-ldconfig-bad-aux-cache.c

This version looks good to me.  Please do not forget to add a ChangeLog
entry when pushing.  Feel free to fix the existing typo that Dan
identified along the way.

Thanks,
Florian