CBQE-1141: Fix typo

Change-Id: I613b7a75cebf06259f7dff2b94bd0475caa96d57
Reviewed-on: http://review.couchbase.org/26161
Reviewed-by: abhinav dangeti <abhinav.dangeti@gmail.com>
Tested-by: abhinav dangeti <abhinav.dangeti@gmail.com>