Copyright datum changed for 2000-2019

Signed-off-by: balaskoa <Jeno.Balasko@ericsson.com>

HTTP2_CNL113851.tpd

 <?xml version="1.0" encoding="UTF-8"?>
 <!--
- Copyright (c) 2000-2018 Ericsson Telecom AB
+ Copyright (c) 2000-2019 Ericsson Telecom AB
 
   All rights reserved. This program and the accompanying materials
   are made available under the terms of the Eclipse Public License v2.0