Fix kubernetes git URL.
Fix kubernetes git URL.

pupapaik/contrail-kubernetes,pupapaik/contrail-kubernetes,Juniper/contrail-kubernetes,Juniper/contrail-kubernetes,pedro-r-marques/contrail-kubernetes,pedro-r-marques/contrail-kubernetes,pupapaik/contrail-kubernetes,pupapaik/contrail-kubernetes,Juniper/contrail-kubernetes,pedro-r-marques/contrail-kubernetes,pedro-r-marques/contrail-kubernetes,Juniper/contrail-kubernetes