Put Xdebug 3 into 'off' mode for run-tests.php

Author: derickr

run-tests.php

@@ -881,7 +881,7 @@ function write_information()
         'session' => array('session.auto_start=0'),
         'tidy' => array('tidy.clean_output=0'),
         'zlib' => array('zlib.output_compression=Off'),
-        'xdebug' => array('xdebug.default_enable=0'),
+        'xdebug' => array('xdebug.default_enable=0','xdebug.mode=off'),
         'mbstring' => array('mbstring.func_overload=0'),
     );