Added copyright header

Signed-off-by: Jan Supol <[email protected]>

tests/integration/jersey-4003/pom.xml

@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2020 Oracle and/or its affiliates. All rights reserved.
+
+    This program and the accompanying materials are made available under the
+    terms of the Eclipse Public License v. 2.0, which is available at
+    http://www.eclipse.org/legal/epl-2.0.
+
+    This Source Code may also be made available under the following Secondary
+    Licenses when the conditions for such availability set forth in the
+    Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
+    version 2 with the GNU Classpath Exception, which is available at
+    https://www.gnu.org/software/classpath/license.html.
+
+    SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">