message: doc: fix CONTRIBUTING path
diff: @@ -57,7 +57,7 @@ $ yarn start
  Open your browser and visit http://127.0.0.1:8000
  -We welcome all contributions, please read our [CONTRIBUTING.MD](https://github.com/alibaba/hooks/blob/master/CONTRIBUTING.md) first, let's build a better hooks library together.
  +We welcome all contributions, please read our [CONTRIBUTING.MD](https://github.com/alibaba/hooks/blob/master/CONTRIBUTING.MD) first, let's build a better hooks library together.
  Thanks to all the contributors:
  