EAP 5.1 Docs: Obsolete code example for JBoss AS 4.0.x

http://documentation-stage.bne.redhat.com/docs/en-US/JBoss_Enterprise_Application_Platform/5/html-single/Hibernate_Core_Reference_Guide/index.html

3.8.4. JMX deployment

"... Here is an example jboss-service.xml for JBoss 4.0.x:"

We should ask the Hibernate team to verify / update the example for JBoss AS 5.x.