Merge pull request #1468 from dokuwiki-translate/lang_update_54

inc/lang/fa/admin.txt

inc/lang/fa/adminplugins.txt

inc/lang/fa/backlinks.txt

inc/lang/fa/denied.txt

inc/lang/fa/diff.txt

inc/lang/fa/lang.php

lib/plugins/authad/lang/fa/settings.php

lib/plugins/authldap/lang/fa/settings.php

lib/plugins/authpgsql/lang/fa/settings.php

lib/plugins/usermanager/lang/fa/import.txt

lib/tpl/dokuwiki/lang/fa/lang.php