debian: do not enbable grizzly repository from gplhost
debian: do not enbable grizzly repository from gplhost

There is not reason to enable this additional repository anymore.
All the important packages are either in wheezy or wheezy-backports.

Change-Id: I47af16ba6b507fc929b0d2948c757f4060ba93a5

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