CBQE-0: Update ui tests conf file

Change-Id: I77c8fd78af9a9ad97e6780419c2c228c4463fcf7
Reviewed-on: http://review.couchbase.org/41901
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>