fix title in 2i scan throughput stale=false test
fix title in 2i scan throughput stale=false test

Change-Id: Ibbcbc643600fd51e167d8ebb2459b951e84e3ca3
Reviewed-on: http://review.couchbase.org/51673
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Venu Uppalapati <5c73d43f38c8de2bc4a2e4d15365e52f60b59dae@gmail.com>

EricACooper/perfrunner,couchbase/perfrunner,vmx/perfrunner,vmx/perfrunner,pavel-paulau/perfrunner,dkao-cb/perfrunner,pavel-paulau/perfrunner,EricACooper/perfrunner,pavel-paulau/perfrunner,couchbase/perfrunner,couchbase/perfrunner,mikewied/perfrunner,dkao-cb/perfrunner,pavel-paulau/perfrunner,thomas-couchbase/perfrunner,PaintScratcher/perfrunner,thomas-couchbase/perfrunner,couchbase/perfrunner,EricACooper/perfrunner,PaintScratcher/perfrunner,pavel-paulau/perfrunner,mikewied/perfrunner,EricACooper/perfrunner,couchbase/perfrunner,couchbase/perfrunner