LU-4536 tests: disable sanity test_65ic for ZFS

Disable sanity.sh test_65ic due to frequent test timeouts on
review-zfs testing.  This will allow the rest of the tests to be
enforced, and will allow this problem to be debugged separately.

Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Change-Id: I1ea93b5c2dfb0a3bbe0265a283ab7512044d6cd2
Reviewed-on: http://review.whamcloud.com/13114
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Nathaniel Clark <nathaniel.l.clark@intel.com>
Reviewed-by: Doug Oucharek <doug.s.oucharek@intel.com>