quick bugfix

src/mailsrv/assets/bin/maint

@@ -21,7 +21,7 @@ for user in *; do
                     | perl -pe 'chomp if eof' | perl -pe 's/^/MAILBOX /' \
                     | perl -pe 's/\n/ OR /')
         # add Sent and INBOX to our mailboxes list
-        mailboxes="MAILBOX Sent OR INBOX ${mailboxes:+OR} $mailboxes"
+        mailboxes="MAILBOX Sent OR MAILBOX INBOX ${mailboxes:+OR} $mailboxes"
         # move to the Archive/$year mailbox messages that:
         # have been flagged as read,
         # were received on or before $year,