@Override
    protected List<Action> getActions(@Nonnull final SessionData data) {
        return Collections.singletonList(Action.complete);
    }
Notifies the that a group is being deleted. It can be used by user providers to notify Openfire of the
deletion of a group.

@author Gabriel Guarincerri
xmppserver/src/main/java/org/jivesoftware/openfire/commands/event/GroupDeleting.java