zpool: fix conflict with -v and -o options

Right now, the -v and -o options for zpool list work independently,
but when paired, the -v "wins out" and the -o effect is lost. This
commit fixes that problem.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Rob Norris <robn@despairlabs.com>
Signed-off-by: Shreshth Srivastava <shreshthsrivastava2@gmail.com>
Closes #11040
Closes #17839