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

Consistent boolean values in ansible playbooks

roles/kubernetes/control-plane/tasks/kubelet-fix-client-cert-rotation.yml

@@ -4,7 +4,7 @@
     path: "{{ kube_config_dir }}/kubelet.conf"
     regexp: '^    client-certificate-data: '
     line: '    client-certificate: /var/lib/kubelet/pki/kubelet-client-current.pem'
-    backup: yes
+    backup: true
   notify:
     - "Master | reload kubelet"
 
@@ -13,6 +13,6 @@
     path: "{{ kube_config_dir }}/kubelet.conf"
     regexp: '^    client-key-data: '
     line: '    client-key: /var/lib/kubelet/pki/kubelet-client-current.pem'
-    backup: yes
+    backup: true
   notify:
     - "Master | reload kubelet"