[skip ci] Fix trailing data in unserialize in soap test

Author: iluuu1994

ext/soap/tests/bug71610.phpt

@@ -8,7 +8,7 @@ if (getenv("SKIP_ONLINE_TESTS")) die("skip online test");
 ?>
 --FILE--
 <?php
-$exploit = unserialize('O:10:"SoapClient":3:{s:3:"uri";s:1:"a";s:8:"location";s:19:"http://example.org/";s:8:"_cookies";a:1:{s:8:"manhluat";a:3:{i:0;s:0:"";i:1;N;i:2;N;}}}}');
+$exploit = unserialize('O:10:"SoapClient":3:{s:3:"uri";s:1:"a";s:8:"location";s:19:"http://example.org/";s:8:"_cookies";a:1:{s:8:"manhluat";a:3:{i:0;s:0:"";i:1;N;i:2;N;}}}');
 try {
 $exploit->blahblah();
 } catch(SoapFault $e) {