CBQE-702: fix for spatial views test for sasl buckets

Change-Id: I1eb1cb478c0c4dd90f462be5665c32ad320ec9a6
Reviewed-on: http://review.couchbase.org/23985
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>