NOTICE.txt in xgb-0.5.0 vs NOTICE.txt in xgb-0.5.1

@@ -1,6 +1,6 @@
 Copyright XGBoost contributors
-Copyright 2019-2020 Andrew Kane
+Copyright 2019-2021 Andrew Kane
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at