Followup to #482 (#483)

🤦

Author: ewdurbin

salt/backup/server/init.sls

@@ -3,7 +3,7 @@ include:
   - backup.base
 
 {# TODO: When we have retired distros older than 20.04, remove this #}
-/etc/ssh/ssh_config.d/pubkey.conf:
+/etc/ssh/sshd_config.d/pubkey.conf:
   file.managed:
     - contents: |
         PubkeyAcceptedAlgorithms +ssh-rsa