Update OpenVZ driver image
Update OpenVZ driver image

11.10 simply does not exist, so this simply does not work. However,
devstack-gate tries to pre-cache all images referenced, so even though
we're not doing anything with this, it's breaking devstack-gate.

Change-Id: I64b03ed387f5205a885427498e8cf8c2a5b32b91

tianweizhang/devstack,LoHChina/devstack,bljgaurav/openstack-test,HPCHub/devstack,dtroyer/devstack,Mahito/devstack,yamt/devstack,pombredanne/devstack,j4/devstack,kplus/devstack-moonshot,sc68cal/devstack,wenhuizhang/devstack,pacinete/devstack,avvocatodemarchis/devstack,nawawi/openstack,costingalan/devstack,varunarya10/devstack,mssumanth/devstack,eshnil2000/devstack,flavio-fernandes/devstack,promptworks/devstack,srics/devstack,LoHChina/devstack,sc68cal/devstack,parul24/devstack,liuquansheng47/devstack,nuxeh/devstack,CloudServer/devstack,nuxeh/devstack,olivierlemasle/devstack,nawawi/openstack,bswartz/devstack,mc2014/devstack,tianweizhang/devstack,atulpatil301/devstack,upadhyay-prashant/devstack,richliu/devstack,sequenceiq/devstack,kplus/devstack-moonshot,dirkmueller/devstack,vsham20/devstack,richliu/devstack,dtroyer/devstack,thomasem/devstack,pczerkas/devstack,bq-xiao/devstack,mssumanth/devstack,TwinkleChawla/devstack,Yuriy-Leonov/devstack,vishnugonela/devstack,JioCloud/devstack,eharney/devstack,BSJAIN92/OpenStack,atulpatil301/devstack,vishnugonela/devstack,openstack-dev/devstack,parul24/devstack,herrsechs/devstack,samgoon/devstack,flavio-fernandes/devstack,noironetworks/devstack,williamthegrey/devstack,prithivm/branch01,upadhyay-prashant/devstack,innodee/openstackk,prithivm/branch01,BSJAIN92/OpenStack,andrewrothstein/devstack,eharney/devstack,bigswitch/devstack,j4/devstack,varunarya10/devstack,NaokiMiyata/devstack,CloudServer/devstack,sequenceiq/devstack,bswartz/devstack,ozamiatin/devstack,neerja28/Devstack_GlusterFS,HPCHub/devstack,herrsechs/devstack,virtualopensystems/devstack,rushiagr/devstack,NaokiMiyata/devstack,avvocatodemarchis/devstack,openstack-dev/devstack,ozamiatin/devstack,mmasaki/devstack,vsham20/devstack,bljgaurav/openstack-test,thomasem/devstack,dirkmueller/devstack,liuquansheng47/devstack,neerja28/Devstack_GlusterFS,jamielennox/devstack,Juniper/devstack,mc2014/devstack,group-policy/devstack,promptworks/devstack,affo/devstack,Mahito/devstack,samgoon/devstack,deepakselvaraj/devstack,affo/devstack,andrewrothstein/devstack,mmasaki/devstack,group-policy/devstack,rushiagr/devstack,pacinete/devstack,costingalan/devstack,noironetworks/devstack,wenhuizhang/devstack,inkerra/devstack,bq-xiao/devstack,olivierlemasle/devstack,TwinkleChawla/devstack,pombredanne/devstack,pczerkas/devstack,bigswitch/devstack,Millnert/contrail-devstack