Update license info for 2020

README.md

@@ -764,7 +764,7 @@ For an already running cluster, these actions still require manual intervention:
 
 ```text
 Copyright (c) 2009-2018, Chef Software, Inc.
-Copyright (c) 2018-2019, Pivotal Software, Inc.
+Copyright (c) 2018-2020, VMware, Inc. or its affiliates.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.