CBQE-2461 update tests for running against sherlock

Change-Id: I4b2dd6e429f550b881ae942abdcf2a444ee34154
Reviewed-on: http://review.couchbase.org/42898
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>