fix scale playbook (#6482)

roles/kubernetes/kubeadm/handlers/main.yml

@@ -3,13 +3,13 @@
   command: /bin/true
   notify:
     - Kubeadm | reload systemd
-    - Kubeadm | reload kubelet
+    - Kubeadm | restart kubelet
 
 - name: Kubeadm | reload systemd
   systemd:
     daemon_reload: true
 
-- name: Kubeadm | reload kubelet
+- name: Kubeadm | restart kubelet
   service:
     name: kubelet
     state: restarted