[releng] Fix copyrights
diff --git a/releng/org.eclipse.ocl.releng.build-site/pom.xml b/releng/org.eclipse.ocl.releng.build-site/pom.xml
index 5ea0a98..89c5d1d 100644
--- a/releng/org.eclipse.ocl.releng.build-site/pom.xml
+++ b/releng/org.eclipse.ocl.releng.build-site/pom.xml
@@ -1,4 +1,18 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (c) 2023 Willink Transformations and others.
+   
+    This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License 2.0
+    which accompanies this distribution, and is available at
+    https://www.eclipse.org/legal/epl-2.0/
+   
+    SPDX-License-Identifier: EPL-2.0
+   
+    Contributors:
+        E.D.Willink - initial API and implementation
+ -->
+
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <modelVersion>4.0.0</modelVersion>