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

roles/container-engine/skopeo/tasks/main.yml

...container-engine/validate-container-engine/tasks/main.yml

roles/download/tasks/check_pull_required.yml

roles/download/tasks/download_container.yml

roles/download/tasks/download_file.yml

roles/download/tasks/extract_file.yml

roles/download/tasks/prep_download.yml

roles/etcd/handlers/backup.yml

roles/etcd/handlers/main.yml

roles/etcd/tasks/check_certs.yml

roles/etcd/tasks/configure.yml

roles/etcd/tasks/gen_certs_script.yml

roles/etcd/tasks/gen_nodes_certs_script.yml

roles/etcd/tasks/install_docker.yml

roles/etcd/tasks/install_host.yml

roles/etcd/tasks/join_etcd-events_member.yml

roles/etcd/tasks/join_etcd_member.yml

roles/etcd/tasks/main.yml

roles/etcdctl_etcdutl/tasks/main.yml

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