update stax.dtd file path

andrug

21.19.2007 ffd77a9f2625e84592d272b97694fcd97ce3658d

 opendj-sdk/opends/tests/shared/functions/security.xml

@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE stax SYSTEM "../../shared/stax.dtd">
<!DOCTYPE stax SYSTEM "../stax.dtd">
<!--
 ! CDDL HEADER START
 !