vostok: Tag root_ssh role

Signed-off-by: Florian Pritz <bluewind@xinu.at>

playbooks/vostok.yml

@@ -7,5 +7,5 @@
     - { role: common, tags: ['common'] }
     - tools
     - sshd
-    - root_ssh
+    - { role: root_ssh, tags: ['root_ssh'] }
     - { role: borg-server, backup_dir: "/backup", backup_clients: ["orion", "apollo", "soyuz"] }