[hotfix] Fix wrong license in racks.md and upgrading.md

Author: wuchong

website/docs/maintenance/operations/racks.md

@@ -4,13 +4,11 @@ sidebar_position: 2
 ---
 
 <!--
- Licensed to the Apache Software Foundation (ASF) under one
- or more contributor license agreements.  See the NOTICE file
- distributed with this work for additional information
- regarding copyright ownership.  The ASF licenses this file
- to you 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
+ Copyright (c) 2025 Alibaba Group Holding Ltd.
+
+ 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
 
       http://www.apache.org/licenses/LICENSE-2.0
 

website/docs/maintenance/operations/upgrading.md

@@ -4,13 +4,11 @@ sidebar_position: 1
 ---
 
 <!--
- Licensed to the Apache Software Foundation (ASF) under one
- or more contributor license agreements.  See the NOTICE file
- distributed with this work for additional information
- regarding copyright ownership.  The ASF licenses this file
- to you 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
+ Copyright (c) 2025 Alibaba Group Holding Ltd.
+
+ 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
 
       http://www.apache.org/licenses/LICENSE-2.0