CBQE-0: fix typo

Change-Id: I5d0f0a866bad4d7c26bbfe0f027c9e4f76949032
Reviewed-on: http://review.couchbase.org/37241
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>