Switch kubectl to download from openstack/utils

Related-Prod: PRODX-3456
Change-Id: I330ab7d4f1b27d408bc9b82cc14bd02723647660
diff --git a/de/heat-templates/scripts/instance_boot.sh b/de/heat-templates/scripts/instance_boot.sh
index 5450252..d991223 100644
--- a/de/heat-templates/scripts/instance_boot.sh
+++ b/de/heat-templates/scripts/instance_boot.sh
@@ -296,7 +296,7 @@
 
 function install_kubectl {
     local kubectl=/usr/local/bin/kubectl
-    curl --retry 6 --retry-delay 5 -L https://artifactory.mcp.mirantis.net/artifactory/binary-dev-kaas-local/core/bin/mirror/kubectl-${KUBECTL_VERSION}-linux -o ${kubectl}
+    curl --retry 6 --retry-delay 5 -L https://artifactory.mcp.mirantis.net/artifactory/binary-dev-kaas-local/openstack/bin/utils/kubectl/kubectl-${KUBECTL_VERSION}-linux -o ${kubectl}
     chmod +x ${kubectl}
 cat << EOF >> ~/.bashrc
 source /usr/share/bash-completion/bash_completion