fix markup

howto/retire-a-host.md

@@ -51,19 +51,20 @@ provided you follow the warnings.
      letsencrypt-domains/backup-keys git repositories that are no
      longer relevant:
 
-        git -C letsencrypt-domains grep -e $host -e storm.torproject.org
-        # remove entries found above
-        git -C letsencrypt-domains commit
-        git -C letsencrypt-domains push
-        find letsencrypt-domains/backup-keys -name "$host.torproject.org" -o -name 'storm.torproject.org*' -delete
-        git -C letsencrypt-domains/backup-keys commit
-        git -C letsencrypt-domains/backup-keys push
+         git -C letsencrypt-domains grep -e $host -e storm.torproject.org
+         # remove entries found above
+         git -C letsencrypt-domains commit
+         git -C letsencrypt-domains push
+         find letsencrypt-domains/backup-keys -name "$host.torproject.org" -o -name 'storm.torproject.org*' -delete
+         git -C letsencrypt-domains/backup-keys commit
+         git -C letsencrypt-domains/backup-keys push
 
      Also clean up the relevant files on the letsencrypt master
      (currently `nevii`), for example:
 
-        ssh nevii rm -rf /srv/letsencrypt.torproject.org/var/certs/storm.torproject.org
-        ssh nevii find /srv/letsencrypt.torproject.org/ -name 'storm.torproject.org.*' -delete
+         ssh nevii rm -rf /srv/letsencrypt.torproject.org/var/certs/storm.torproject.org
+         ssh nevii find /srv/letsencrypt.torproject.org/ -name 'storm.torproject.org.*' -delete
+
  12. if the machine is handling mail, remove it from [dnswl.org](https://www.dnswl.org/)
      (password in tor-passwords, `hosts-extra-info`) - consider that
      it can take a long time (weeks? months?) to be able to "re-add"
@@ -72,9 +73,9 @@ provided you follow the warnings.
  13. schedule a removal of the host's backup, on the backup server
      (currently `bungei`):
 
-        cd  /srv/backups/bacula/
-        mv $host.torproject.org $host.torproject.org-OLD
-        echo rm -rf /srv/backups/bacula/$host.torproject.org.OLD/ | at now + 30 days
+         cd  /srv/backups/bacula/
+         mv $host.torproject.org $host.torproject.org-OLD
+         echo rm -rf /srv/backups/bacula/$host.torproject.org.OLD/ | at now + 30 days
 
  14. remove from the machine from this wiki (if present in
      documentation), the [Nextcloud spreadsheet](https://nc.torproject.net/apps/onlyoffice/5395) (if it is not in