update license

Author: nzomkxia

LICENSE

@@ -215,6 +215,6 @@ For details, see https://github.com/google/fonts/tree/master/apache/roboto
 
 For dubbo-admin-ui/static/OpenSans.css
 This product bundles files from google material design icons which is licensed under the Apache License v2
-For details, see https://github.com/google/material-design-icons/blob/2.2.0/LICENSE
+For details, see https://github.com/google/material-design-icons/blob/3.0.1/LICENSE