mod_image_for_test: drop the quietness from rsync to see what's being copied
mod_image_for_test: drop the quietness from rsync to see what's being copied

Change-Id: I3405d1b7a15e2715c012074870b9941f7e225035

Review URL: http://codereview.chromium.org/3228006

endocode/scripts,BugRoger/scripts,marineam/coreos-scripts,smilart/scripts,mjg59/scripts,crawford/scripts,vmware/coreos-scripts,andrejro/coreos--scripts,gtank/scripts,sigma/coreos-scripts,bcwaldon/coreos-scripts,nicescale/scripts,coreos/scripts,glevand/coreos--scripts,sigma/coreos-scripts,zhang0137/scripts,vmware/coreos-scripts,trnubo/scripts,trnubo/scripts,andrejro/coreos--scripts,endocode/scripts,bcwaldon/coreos-scripts,fivethreeo/scripts,mjg59/scripts,smilart/scripts,mischief/scripts,fivethreeo/scripts,coreos/scripts,mischief/scripts,zhang0137/scripts,crawford/scripts,fivethreeo/scripts,marineam/coreos-scripts,gtank/scripts,andrejro/coreos--scripts,bcwaldon/coreos-scripts,BugRoger/scripts,crawford/scripts,mischief/scripts,glevand/coreos--scripts,nicescale/scripts,BugRoger/scripts,smilart/scripts,nicescale/scripts,mjg59/scripts,endocode/scripts,sigma/coreos-scripts,vmware/coreos-scripts,trnubo/scripts,zhang0137/scripts,marineam/coreos-scripts,gtank/scripts