kube-node-decommissioner: Update to version main-3

Update container-registry.zalando.net/teapot/kube-node-decommissioner to version main-3

Author: k8s-on-aws-manager-app[bot]

cluster/manifests/kube-node-decommissioner/cronjob.yaml

@@ -29,7 +29,7 @@ spec:
           restartPolicy: Never
           containers:
           - name: kube-node-decommissioner
-            image: container-registry.zalando.net/teapot/kube-node-decommissioner:main-2
+            image: container-registry.zalando.net/teapot/kube-node-decommissioner:main-3
             resources:
               limits:
                 cpu: "{{.Cluster.ConfigItems.kube_node_decommissioner_cpu}}"