added repository to package definition
added repository to package definition

ofrobots/cloud-trace-nodejs,googleapis/cloud-trace-nodejs,ofrobots/cloud-trace-nodejs,googleapis/cloud-trace-nodejs,matthewloring/cloud-trace-nodejs,t9nf/cloud-trace-nodejs,keymetrics/vxx,matthewloring/cloud-trace-nodejs,googleapis/cloud-trace-nodejs,matthewloring/cloud-trace-nodejs,googleapis/cloud-trace-nodejs,keymetrics/vxx,keymetrics/trassingue,t9nf/cloud-trace-nodejs,keymetrics/trassingue