pk: Don't count orphan chunk records in list_hoard()
pk: Don't count orphan chunk records in list_hoard()

- Don't enumerate orphan chunk records in list_hoard(), since
hoard_try_cleanup() will fix these when it's safe to do so

cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr