Add -d option (debug mode)  (#926)
Add -d option (debug mode)  (#926)

* software/tools/snap_find_card: Added -d debug option
Signed-off-by: Fabrice MOYEN <a175dcd9d6b36ee21919539e8994d23129f49748@fr.ibm.com>
open-power/snap,open-power/snap,open-power/snap,open-power/snap,open-power/snap