MB-5317 Decrease the number of items for restore unit tests.
MB-5317 Decrease the number of items for restore unit tests.

Change-Id: Id06a3f6bdb2ae1ad2670e34bf177b4e14e738645
Reviewed-on: http://review.couchbase.org/16294
Tested-by: Jin Lim <c45cd80a556f432a3607171a6818cd5a074b5cd4@couchbase.com>
Tested-by: Chiyoung Seo <8b279095f11c26cc21045fda5a3e51debb005aa9@gmail.com>
Reviewed-by: Chiyoung Seo <8b279095f11c26cc21045fda5a3e51debb005aa9@gmail.com>

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