Delete unused controlPlane for join node

it is used for join master or use --experimental-control-plane argments

roles/kubernetes/kubeadm/templates/kubeadm-client.conf.v1beta1.j2

@@ -11,10 +11,6 @@ discovery:
     unsafeSkipCAVerification: true
   timeout: {{ discovery_timeout }}
   tlsBootstrapToken: {{ kubeadm_token }}
-{% if groups['kube-master'] | length > 1 and kubeadm_config_api_fqdn is defined %}
-controlPlane:
-  localAPIEndpoint: {{ kubeadm_config_api_fqdn }}:{{ loadbalancer_apiserver.port | default(kube_apiserver_port) }}
-{% endif %}
 caCertPath: {{ kube_cert_dir }}/ca.crt
 nodeRegistration:
   name: {{ inventory_hostname  }}