when backend is not support consistency group, creating a generic group is successful. This generic group's group type has a group specs. this group specs is 'consistent_group_snapshot_enabled' = '<is> True'. This generic group is equivalent to consistency group, so this generic group should not be created successfully.
when backend is not support consistency group, creating a generic group is successful. This generic group's group type has a group specs. this group specs is 'consistent_ group_snapshot_ enabled' = '<is> True'. This generic group is equivalent to consistency group, so this generic group should not be created successfully.