Update copyright

Author: rjeberhard

wls-operator-exporter/pom.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-    Copyright (c) 2020, Oracle and/or its affiliates.
+    Copyright (c) 2020, 2022, Oracle and/or its affiliates.
     Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0"