Restart kubelet if launcher changed

Fixes #409

roles/kubernetes/node/tasks/install.yml

@@ -16,5 +16,4 @@
 
 - name: install | Install kubelet launch script
   template: src=kubelet-container.j2 dest="{{ bin_dir }}/kubelet" owner=kube mode=0755 backup=yes
-  register: kubelet_launcher
-  changed_when: false
+  notify: restart kubelet

roles/kubernetes/node/tasks/main.yml

@@ -23,11 +23,6 @@
     src: manifests/kube-proxy.manifest.j2
     dest: "{{ kube_manifest_dir }}/kube-proxy.manifest"
 
-- name: Restart kubelet if binary changed
-  command: /bin/true
-  notify: restart kubelet
-  when: kubelet_launcher.changed
-
 # reload-systemd
 - meta: flush_handlers