IB/hfi1: Fix spelling mistake in linkdown reason

Spell receive correctly in OPA_LINKDOWN_REASON_RCV_ERROR

Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>