HBASE-24860 Bump copyright year
diff --git a/NOTICE.txt b/NOTICE.txt
index 405f5a4..614e40a 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -1,2 +1,2 @@
 Apache HBase - Third-Party
-Copyright 2018 The Apache Software Foundation
+Copyright 2020 The Apache Software Foundation