fix(tests/v1_migration): correct HTTP response
fix(tests/v1_migration): correct HTTP response

The bug is introduced in 03839ca8 due to the mistake.

junxu/etcd,devfreesg/etcd,TheHippo/etcd,shawnps/etcd,rnaveiras/etcd,yifan-gu/etcd,fanminshi/etcd,yyljlyy/etcd,oscarrr110/etcd,purpleidea/etcd,tempbottle/etcd,olark/etcd,mkumatag/etcd,linuxcer/etcd,spacejam/etcd,ylong/etcd,svdata/etcd,freeloop1114/etcd,fanminshi/etcd,dannysauer/etcd,ajityagaty/etcd,mike-lerch/etcd,mike-lerch/etcd,wfxiang08/etcd,xdlinear/etcd,pengzj/etcd,siddontang/etcd,spacejam/etcd,etcd-io/etcd,swingbach/etcd,fgbreel/etcd,glycerine/etcd,insequent/etcd,hpcloud/etcd,sebrandon1/etcd,raoofm/etcd,armstrongli/etcd,imzhulei/etcd,endocode/etcd,YuleiXiao/etcd,yichengq/etcd,sayden/etcd,dterei/etcd,yyljlyy/etcd,iamqizhao/etcd,steveeJ/etcd,jeremyeder/etcd,Winslett/etcd,cockroachdb/etcd,dannysauer/etcd,shawnps/etcd,xiang90/etcd,barakmich/etcd,xdlinear/etcd,tangkun75/etcd,combk8s/etcd,hpcloud/etcd,shakefu/etcd,linuxcer/etcd,dalanlan/etcd,chenbaihu/etcd,elimisteve/etcd,swingbach/etcd,imzhulei/etcd,chai2010-playground/etcd,sinsharat/etcd,wantonsolutions/dinv-etcd,visheshnp/etcd,ravigadde/etcd,tangkun75/etcd,sayden/etcd,mkumatag/etcd,jlamillan/etcd,jravetch/etcd,gosharplite/etcd,freeloop1114/etcd,shakefu/etcd,glensc/etcd,olark/etcd,ajityagaty/etcd,gae123/etcd,kingland/etcd,jonboulle/etcd,Winslett/etcd,youxidev/etcd,offscale/etcd,mqliang/etcd,beni55/etcd,li-ang/etcd,siddontang/etcd,crandles/etcd,rchicoli/etcd,gtank/etcd,jchauncey/etcd,mickep76/etcd,spotify/etcd,westhood/etcd,nkhare/etcd,xueshanf/etcd,OyTao/etcd_learning,tamird/etcd,jonboulle/etcd,joshix/etcd,chipironcin/etcd,akauppi/etcd,chai2010/etcd,a-robinson/etcd,jefby/etcd,fasaxc/etcd,axingblog/etcd,coreos/etcd,achanda/etcd,whuwxl/etcd,tempbottle/etcd,hzy001/etcd,mickep76/etcd,ylong/etcd,rnaveiras/etcd,kingland/etcd,crandles/etcd,oscarrr110/etcd,purpleidea/etcd,glycerine/etcd,bspline/etcd,njucslqq/etcd,njharman/etcd,princeqjzh/etcd,mwitkow/etcd,youxidev/etcd,bakins/etcd,hongchaodeng/etcd,onlyjob/etcd,mischief/etcd,cchamplin/etcd,sinsharat/etcd,axingblog/etcd,qqsun8819/etcd,ajityagaty/etcd,lorneli/etcd,pauldallen/etcd,mwitkow-io/etcd,Yhgenomics/etcd,devfreesg/etcd,jeremyeder/etcd,arthurcolle/etcd,rchicoli/etcd,Timer/etcd,openedbox/etcd,onlyjob/etcd,lumjjb/etcd,ktateish/etcd,sebrandon1/etcd,ecnahc515/etcd,westhood/etcd,insionng/etcd,njharman/etcd,beni55/etcd,justintung/etcd,mitake/etcd,dterei/etcd,kkaneda/etcd,gouyang/etcd,msanterre/etcd,luxas/etcd,es-chow/etcd,ravigadde/etcd,buaazp/etcd,a-robinson/etcd,QuantiumTechnology/etcd,iamqizhao/etcd,xiang90/etcd,Eagle-X/etcd,cvik/etcd,arthurcolle/etcd,mwitkow/etcd,gyuho/etcd,steveeJ/etcd,mwitkow-io/etcd,betawaffle/etcd,snailwalker/etcd,hroyrh/etcd,lzbgt/etcd,bluebreezecf/etcd,es-chow/etcd,hroyrh/etcd,vimalk78/etcd,honeyqa/etcd,hzy001/etcd,honeyqa/etcd,nekto0n/etcd,yudai/etcd,xychu/etcd,qiaochao911/etcd,junxu/etcd,Yhgenomics/etcd,chai2010/etcd,mgoelzer/etcd-fork2,pigfoot/etcd,delkyd/etcd,etcd-io/etcd,combk8s/etcd,cchamplin/etcd,jefby/etcd,mgoelzer/etcd-fork2,akauppi/etcd,qiaochao911/etcd,rnaveiras/etcd,gouyang/etcd,cvik/etcd,CrazyJvm/etcd,gosharplite/etcd,bdarnell/etcd,wantonsolutions/dinv-etcd,mitake/etcd,elimisteve/etcd,YuleiXiao/etcd,nekto0n/etcd,gyuho/etcd,csuideal/etcd,jmptrader/etcd,joshix/etcd,raoofm/etcd,spotify/etcd,heyitsanthony/etcd,insequent/etcd,bakins/etcd,xebitstudios/etcd,wowsoso/etcd,polvi/etcd,sofuture/etcd,lorneli/etcd,offscale/etcd,tguangch/etcd,cvik/etcd,hongbinz/etcd,spotify/etcd,HideoYamauchi/etcd,improbable-io/etcd,shafreeck/etcd,fasaxc/etcd,jravetch/etcd,zaphod-concur/etcd,OyTao/etcd_learning,justintung/etcd,etcd-io/etcd,improbable-io/etcd,pengzj/etcd,vimalk78/etcd,hongchaodeng/etcd,SivagnanamCiena/etcd,giantswarm/etcd,endocode/etcd,StorReduce/etcd,HideoYamauchi/etcd,coreos/etcd,handsomesun/etcd,lumjjb/etcd,li-ang/etcd,spotify/etcd,ecnahc515/etcd,yudai/etcd,chipironcin/etcd,robszumski/etcd,TheHippo/etcd,armstrongli/etcd,njucslqq/etcd,svdata/etcd,visheshnp/etcd,QuantiumTechnology/etcd,asim/etcd,qqsun8819/etcd,whuwxl/etcd,Timer/etcd,mqliang/etcd,handsomesun/etcd,mischief/etcd,luxas/etcd,cognusion/etcd,pauldallen/etcd,polvi/etcd,dalanlan/etcd,lzbgt/etcd,fasaxc/etcd,wfxiang08/etcd,mqliang/etcd,sofuture/etcd,SivagnanamCiena/etcd,princeqjzh/etcd,asim/etcd,gae123/etcd,dnaeon/etcd,kkaneda/etcd,xueshanf/etcd,wowsoso/etcd,mkumatag/etcd,glevand/coreos--etcd,yifan-gu/etcd,jmptrader/etcd,nieanan/etcd,plasticbox/etcd,jlamillan/etcd,openedbox/etcd,chenbaihu/etcd,snailwalker/etcd,robszumski/etcd,dnaeon/etcd,cvik/etcd,Eagle-X/etcd,bspline/etcd,xebitstudios/etcd,gtank/etcd,jchauncey/etcd,CrazyJvm/etcd,nkhare/etcd,insionng/etcd,csuideal/etcd,fgbreel/etcd,bdarnell/etcd,plasticbox/etcd,msanterre/etcd,gityf/etcd,shafreeck/etcd,delkyd/etcd,giantswarm/etcd,bluebreezecf/etcd,xychu/etcd,sebschrader/etcd,glevand/coreos--etcd,yichengq/etcd,glensc/etcd,buaazp/etcd,ktateish/etcd,chai2010-playground/etcd,barakmich/etcd,StorReduce/etcd,tamird/etcd,cognusion/etcd,achanda/etcd,sebschrader/etcd,betawaffle/etcd,heyitsanthony/etcd,nieanan/etcd,wantonsolutions/dinv-etcd,tguangch/etcd,hongbinz/etcd,zaphod-concur/etcd,gityf/etcd,cockroachdb/etcd