Add client role to configure rndc
diff --git a/metadata/service/client.yml b/metadata/service/client.yml
new file mode 100644
index 0000000..3060e03
--- /dev/null
+++ b/metadata/service/client.yml
@@ -0,0 +1,6 @@
+applications:
+- bind
+parameters:
+  bind:
+    client:
+      enabled: true