[MB-10733]: Correct spelling mistake.

Change-Id: Ia24c62d577a7fd6e76093a48ea36488bcba80c20
Reviewed-on: http://review.couchbase.org/35204
Reviewed-by: Eric Limare <eric.limare@couchbase.com>
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>