Copyright text fix

Signed-off-by: Adam Knapp <adam.knapp@ericsson.com>

src/TS29502_Nsmf_PDUSession.ttcn

 /******************************************************************************
-* Copyright (c) 2000-2023  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at