Add more descriptive destroy error message

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Reviewed by: Attila Fülöp <attila@fueloep.org>
Signed-off-by: Artem-OSSRevival <artem.vlasenko@ossrevival.org>
Fixes: #14538
Closes: #17234