test: bump grpcproxy timeout to 20m, print pass times
test: bump grpcproxy timeout to 20m, print pass times

ajityagaty/etcd,cockroachdb/etcd,ajityagaty/etcd,rnaveiras/etcd,YuleiXiao/etcd,bdarnell/etcd,mqliang/etcd,xiang90/etcd,coreos/etcd,whuwxl/etcd,visheshnp/etcd,sinsharat/etcd,glevand/coreos--etcd,xiang90/etcd,sinsharat/etcd,mickep76/etcd,etcd-io/etcd,vimalk78/etcd,lorneli/etcd,joshix/etcd,mqliang/etcd,ajityagaty/etcd,gyuho/etcd,sebrandon1/etcd,heyitsanthony/etcd,mqliang/etcd,etcd-io/etcd,rnaveiras/etcd,sebrandon1/etcd,glevand/coreos--etcd,fanminshi/etcd,a-robinson/etcd,fanminshi/etcd,etcd-io/etcd,whuwxl/etcd,vimalk78/etcd,bluebreezecf/etcd,heyitsanthony/etcd,mkumatag/etcd,visheshnp/etcd,mickep76/etcd,bdarnell/etcd,dannysauer/etcd,mkumatag/etcd,li-ang/etcd,a-robinson/etcd,YuleiXiao/etcd,lorneli/etcd,dannysauer/etcd,mkumatag/etcd,rnaveiras/etcd,bluebreezecf/etcd,akauppi/etcd,coreos/etcd,joshix/etcd,gyuho/etcd,akauppi/etcd,li-ang/etcd,cockroachdb/etcd