stop using ./retire script

howto/ganeti.md

@@ -1037,7 +1037,7 @@ Import procedure:
 
  12. retire old instance (only a tiny part of [howto/retire-a-host](howto/retire-a-host)):
  
-         ./retire -H $INSTANCE retire-instance --parent-host $KVM_HOST
+         fab -H $INSTANCE retire.retire-instance --parent-host $KVM_HOST
 
  12. update the [Nextcloud spreadsheet](https://nc.torproject.net/apps/onlyoffice/5395) to remove the machine from
      the KVM host

howto/retire-a-host.md

@@ -4,7 +4,7 @@
     sure users are aware it will go away and of its replacement services
  3. retire the host from its parent, backups and Puppet, for example:
 
-        ./retire -H $INSTANCE retire-all --parent-host=$PARENT_HOST
+        fab -H $INSTANCE retire.retire-all --parent-host=$PARENT_HOST
 
     Copy the output of the script in the retirement ticket. Adjust
     delay for more sensitive hosts with: