Remove deprecated attributes of messaging subsystem in console

The attribute failover-on-server-shutdown in

• /subsystem=messaging/hornetq-server=default/connection-factory=* and
• /subsystem=messaging/hornetq-server=default/bridge=*

is deprecated and should be removed from the UI. The relevant classes in the UI are

• org.jboss.as.console.client.shared.subsys.messaging.model.ConnectionFactory
• org.jboss.as.console.client.shared.subsys.messaging.model.Bridge