PHP8 xmlschema03 for 5.21 (#658)
PHP8 xmlschema03 for 5.21 (#658)

* remove magic_quotes stuff from adodb-xmlschema03.inc.php

always false since PHP 5.4 and finally removed by PHP 8.0

* php 8.0 compatibility for xmlschema03
ipso/ADOdb,ipso/ADOdb