Allow root to login with ssh-key

roles/common/tasks/sshd.yml

@@ -44,12 +44,12 @@
     backup: yes
   notify: restart sshd
 
-- name: Disable remote root login
+- name: Allow remote root login
   become: yes
   lineinfile:
     dest: /etc/ssh/sshd_config
     regexp: ".*PermitRootLogin.*"
-    line: "PermitRootLogin no"
+    line: "PermitRootLogin without-password"
     backup: yes
   notify: restart sshd