Merge pull request #8559 from zalando-incubator/container-registry.zalando.net/teapot/unbound

unbound: Update to version 1.22.0-master-10

Author: katyanna

cluster/manifests/coredns-local/daemonset-coredns.yaml

@@ -39,7 +39,7 @@ spec:
       containers:
 {{ if eq .Cluster.ConfigItems.dns_cache "unbound" }}
       - name: unbound
-        image: container-registry.zalando.net/teapot/unbound:1.19.2-master-9
+        image: container-registry.zalando.net/teapot/unbound:1.22.0-master-10
         args:
         - -d
         - -c