feat: enable ceph on k8s nodes (#362)

- enable enough ceph/frr to join to cephfs
- notify sshd when restarting the network
- update ssh principals to include all ssh interfaces

Reviewed-on: #362

modules/networking/manifests/init.pp

@@ -71,6 +71,7 @@ class networking (
   exec { 'networking_reload_network':
     command     => $restart_command,
     refreshonly => true,
+    notify      => Service['sshd'],
   }
 
   # prevent DNS from being overwritten by networkmanager