addons/cert_manager: retries until webhook pods has been created (#7850)

Fix task 'Cert Manager | Wait for Webhook pods become ready' failed due to webhook pods don't exist yet by using `retries..until` trick like kubernetes-sigs/kubespray#7842

This fix should be removed in the future if the kubernetes/kubernetes#83242 is resolved.

Signed-off-by: rtsp <git@rtsp.us>

roles/kubernetes-apps/ingress_controller/cert_manager/tasks/main.yml

@@ -71,6 +71,9 @@
   command: "{{ bin_dir }}/kubectl wait po --namespace={{ cert_manager_namespace }} --selector app=webhook --for=condition=Ready --timeout=600s"
   register: cert_manager_webhook_pods_ready
   when: inventory_hostname == groups['kube_control_plane'][0]
+  until: cert_manager_webhook_pods_ready is succeeded
+  retries: 30
+  delay: 10
 
 - name: Cert Manager | Create ClusterIssuer manifest
   template: