changed the kubernetestool url (#10295)

Author: kiranchavala

scripts/util/create-kubernetes-binaries-iso.sh

@@ -53,7 +53,7 @@ echo "Downloading Kubernetes tools ${RELEASE}..."
 k8s_dir="${working_dir}/k8s"
 mkdir -p "${k8s_dir}"
 cd "${k8s_dir}"
-curl -L --remote-name-all https://storage.googleapis.com/kubernetes-release/release/${RELEASE}/bin/linux/amd64/{kubeadm,kubelet,kubectl}
+curl -L --remote-name-all https://dl.k8s.io/release/${RELEASE}/bin/linux/amd64/{kubeadm,kubelet,kubectl}
 kubeadm_file_permissions=`stat --format '%a' kubeadm`
 chmod +x kubeadm