MB-17766: Set maxNumAuxIO in stream_test to zero
MB-17766: Set maxNumAuxIO in stream_test to zero

Setting maxNumAuxIO to zero will ensure that the producer's
ActiveStreamCheckpointProcesserTask will never run causing
unexpected results in the test context.

Change-Id: I5e7f4b18b1b72af1f99e83cadc5ee979dbcd4cae
Reviewed-on: http://review.couchbase.org/60059
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Well-Formed: Hari Kodungallur <751c4ef4f1abc618ad9fad7e6e08fdc2de1a63ce@couchbase.com>
Well-Formed: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Chiyoung Seo <fcffc23db27b19ee4ebba46695ee6b50e09216a2@couchbase.com>

daverigby/ep-engine,owendCB/ep-engine,hisundar/ep-engine,couchbase/ep-engine,couchbase/ep-engine,teligent-ru/ep-engine,daverigby/ep-engine,couchbase/ep-engine,hisundar/ep-engine,membase/ep-engine,daverigby/ep-engine,daverigby/kv_engine,membase/ep-engine,owendCB/ep-engine,membase/ep-engine,daverigby/ep-engine,daverigby/kv_engine,couchbase/ep-engine,teligent-ru/ep-engine,daverigby/kv_engine,daverigby/kv_engine,owendCB/ep-engine,hisundar/ep-engine,membase/ep-engine,teligent-ru/ep-engine,hisundar/ep-engine,teligent-ru/ep-engine,owendCB/ep-engine