Do not use ‘yes/no’ for boolean values (#11472)

Consistent boolean values in ansible playbooks

roles/kubernetes/tokens/tasks/gen_tokens.yml

@@ -4,7 +4,7 @@
     src: "kube-gen-token.sh"
     dest: "{{ kube_script_dir }}/kube-gen-token.sh"
     mode: "0700"
-  run_once: yes
+  run_once: true
   delegate_to: "{{ groups['kube_control_plane'][0] }}"
   when: gen_tokens | default(false)
 
@@ -17,7 +17,7 @@
     - "{{ groups['kube_control_plane'] }}"
   register: gentoken_master
   changed_when: "'Added' in gentoken_master.stdout"
-  run_once: yes
+  run_once: true
   delegate_to: "{{ groups['kube_control_plane'][0] }}"
   when: gen_tokens | default(false)
 
@@ -30,14 +30,14 @@
     - "{{ groups['kube_node'] }}"
   register: gentoken_node
   changed_when: "'Added' in gentoken_node.stdout"
-  run_once: yes
+  run_once: true
   delegate_to: "{{ groups['kube_control_plane'][0] }}"
   when: gen_tokens | default(false)
 
 - name: Gen_tokens | Get list of tokens from first master
   command: "find {{ kube_token_dir }} -maxdepth 1 -type f"
   register: tokens_list
-  check_mode: no
+  check_mode: false
   delegate_to: "{{ groups['kube_control_plane'][0] }}"
   run_once: true
   when: sync_tokens | default(false)
@@ -47,7 +47,7 @@
   args:
     executable: /bin/bash
   register: tokens_data
-  check_mode: no
+  check_mode: false
   delegate_to: "{{ groups['kube_control_plane'][0] }}"
   run_once: true
   when: sync_tokens | default(false)