[doc] Add 2025 on NOTICE (apache#4850)

Author: yangjf2019

NOTICE

@@ -1,5 +1,5 @@
 Apache Paimon
-Copyright 2023-2024 The Apache Software Foundation
+Copyright 2023-2025 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).