XXXX Add ZFS test for illumos 4986

@@ -1914,10 +1914,11 @@
 file path=opt/zfs-tests/tests/functional/refquota/refquota_002_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refquota/refquota_003_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refquota/refquota_004_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refquota/refquota_005_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refquota/refquota_006_neg mode=0555
+file path=opt/zfs-tests/tests/functional/refquota/refquota_007_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refquota/setup mode=0555
 file path=opt/zfs-tests/tests/functional/refreserv/cleanup mode=0555
 file path=opt/zfs-tests/tests/functional/refreserv/refreserv.cfg mode=0555
 file path=opt/zfs-tests/tests/functional/refreserv/refreserv_001_pos mode=0555
 file path=opt/zfs-tests/tests/functional/refreserv/refreserv_002_pos mode=0555