Remove artifically low chunk size in test script.
Remove artifically low chunk size in test script.

zenefits/sentry,beeftornado/sentry,ifduyue/sentry,BuildingLink/sentry,JamesMura/sentry,mvaled/sentry,zenefits/sentry,gencer/sentry,mvaled/sentry,mvaled/sentry,jean/sentry,BuildingLink/sentry,JackDanger/sentry,jean/sentry,looker/sentry,mvaled/sentry,zenefits/sentry,looker/sentry,looker/sentry,ifduyue/sentry,JackDanger/sentry,gencer/sentry,jean/sentry,mvaled/sentry,fotinakis/sentry,looker/sentry,BuildingLink/sentry,BuildingLink/sentry,zenefits/sentry,alexm92/sentry,daevaorn/sentry,gencer/sentry,imankulov/sentry,ifduyue/sentry,daevaorn/sentry,jean/sentry,JamesMura/sentry,ifduyue/sentry,looker/sentry,JamesMura/sentry,JackDanger/sentry,zenefits/sentry,imankulov/sentry,fotinakis/sentry,BuildingLink/sentry,daevaorn/sentry,ifduyue/sentry,gencer/sentry,nicholasserra/sentry,alexm92/sentry,JamesMura/sentry,imankulov/sentry,mitsuhiko/sentry,jean/sentry,beeftornado/sentry,alexm92/sentry,fotinakis/sentry,nicholasserra/sentry,nicholasserra/sentry,fotinakis/sentry,mvaled/sentry,mitsuhiko/sentry,beeftornado/sentry,daevaorn/sentry,JamesMura/sentry,gencer/sentry