Register missing outputs in role "remove-node" (#6856)

roles/remove-node/pre-remove/tasks/main.yml

@@ -4,6 +4,7 @@
     {{ bin_dir }}/kubectl cordon {{ hostvars[item]['kube_override_hostname']|default(item) }}
   with_items:
     - "{{ node.split(',') | default(groups['kube-node']) }}"
+  register: result
   failed_when: result.rc == 0 and not allow_ungraceful_removal
   delegate_to: "{{ groups['kube-master']|first }}"
   run_once: true
@@ -19,6 +20,7 @@
       --delete-local-data {{ hostvars[item]['kube_override_hostname']|default(item) }}
   with_items:
     - "{{ node.split(',') | default(groups['kube-node']) }}"
+  register: result
   failed_when: result.rc == 0 and not allow_ungraceful_removal
   delegate_to: "{{ groups['kube-master']|first }}"
   run_once: true