tools:gpgtar: Clean up the use of --status-fd.
* common/sysutils.c (gnupg_parse_fdstr): Rename from gnupg_sys2libc_fdstr, as there is no translation any more. * common/sysutils.h (gnupg_parse_fdstr): Rename from gnupg_sys2libc_fdstr. * tools/gpgtar.c (main): Use gnupg_parse_fdstr, in cleaner way.
- GnuPG-bug-id: T6562
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>