fix(ec2): output ami id correctly
fix(ec2): output ami id correctly

michelleN/docs,bq-xiao/docs,atxwebs/docs,robszumski/docs,marineam/coreos-docs,coreos/docs,wli6/docs,mischief/coreos-docs,skynet/docs,hkjn/docs-1,joshix/docs,jdloft/docs,mjg59/docs,endocode/coreos-docs,ksmaheshkumar/docs-2,iankronquist/docs,jonboulle/docs,ionave/docs