Fix coredns_dual usage (#10821)

roles/kubernetes-apps/ansible/tasks/coredns.yml

@@ -36,7 +36,7 @@
     - { name: coredns, src: coredns-deployment.yml, file: coredns-deployment-secondary.yml, type: deployment }
     - { name: coredns, src: coredns-svc.yml, file: coredns-svc-secondary.yml, type: svc }
     - { name: dns-autoscaler, src: dns-autoscaler.yml, file: coredns-autoscaler-secondary.yml, type: deployment }
-    - { name: coredns, file: coredns-poddisruptionbudget.yml, type: poddisruptionbudget, condition: coredns_pod_disruption_budget }
+    - { name: coredns, src: coredns-poddisruptionbudget.yml, file: coredns-poddisruptionbudget-secondary.yml, type: poddisruptionbudget, condition: coredns_pod_disruption_budget }
   register: coredns_secondary_manifests
   vars:
     clusterIP: "{{ skydns_server_secondary }}"