Update README.md

README.md

@@ -1,5 +1,5 @@
 ---
-hello:
+license: openrail
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 <div align="center">
 <article style="display: flex; flex-direction: column; align-items: center; justify-content: center;">
@@ -107,4 +107,4 @@ Welcome to the Opendatalab Wechat group!
 
 ## LICENSE
 
-This project is released under the [Apache 2.0 license](./LICENSE).
+This project is released under the [Apache 2.0 license](./LICENSE).