CBQE-0:fix release version for upgrade

Change-Id: I515ae40611496ad6f0a43bbe0bfd909e2c485720
Reviewed-on: http://review.couchbase.org/33247
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>