Icon Add License (#162)

https://github.com/ant-design/ant-design/issues/10243#event-1593439370
diff --git a/public/font/iconfont/iconfont.svg b/public/font/iconfont/iconfont.svg
index 3824505..569f055 100644
--- a/public/font/iconfont/iconfont.svg
+++ b/public/font/iconfont/iconfont.svg
@@ -1,6 +1,22 @@
 <?xml version="1.0" standalone="no"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd" >
 <!--
+    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
+
+		http://www.apache.org/licenses/LICENSE-2.0
+
+	Unless required by applicable law or agreed to in writing, software
+	distributed under the License is distributed on an "AS IS" BASIS,
+	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+	See the License for the specific language governing permissions and
+	limitations under the License.
+-->
+<!--
 2013-9-30: Created.
 -->
 <svg>