Restart etcd if the etcd version changes (#8556)

Signed-off-by: Mac Chaffee <me@macchaffee.com>

roles/etcd/tasks/main.yml

@@ -47,17 +47,13 @@
   when: is_etcd_master
 
 - name: Restart etcd if certs changed
-  service:
-    name: etcd
-    state: restarted
-    enabled: yes
+  command: /bin/true
+  notify: restart etcd
   when: is_etcd_master and etcd_cluster_setup and etcd_secret_changed|default(false)
 
 - name: Restart etcd-events if certs changed
-  service:
-    name: etcd-events
-    state: restarted
-    enabled: yes
+  command: /bin/true
+  notify: restart etcd
   when: is_etcd_master and etcd_events_cluster_setup and etcd_secret_changed|default(false)
 
 # After etcd cluster is assembled, make sure that