kube: add target:: convenience field to Service

Change-Id: If69116d93b6074136a36d98973e1aa997e2ebbef
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1802
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/ops/sso/kube/sso.libsonnet b/ops/sso/kube/sso.libsonnet
index 58e3f8b..214c921 100644
--- a/ops/sso/kube/sso.libsonnet
+++ b/ops/sso/kube/sso.libsonnet
@@ -95,7 +95,7 @@
     },
 
     svc: app.ns.Contain(kube.Service("sso")) {
-        target_pod:: app.deployment.spec.template,
+        target:: app.deployment,
         spec+: {
             ports: [
                 { name: "http", port: 5000, targetPort: 5000, protocol: "TCP" },