[INLONG-1514] fix the the incorrect license header (#1515)

Co-authored-by: dockerzhang <dockerzhang@tencent.com>
diff --git a/inlong-website/nginx.conf b/inlong-website/nginx.conf
index 2a88208..9703901 100644
--- a/inlong-website/nginx.conf
+++ b/inlong-website/nginx.conf
@@ -1,3 +1,8 @@
+#
+# 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