📝 Improve example/README.md

Author: AlexV525

example/README.md

@@ -2,19 +2,6 @@
 Use of this source code is governed by an Apache license
 that can be found in the LICENSE file. -->
 
-# wechat_camera_picker_demo
+# WeChat Camera Picker example
 
-A new Flutter project.
-
-## Getting Started
-
-This project is a starting point for a Flutter application.
-
-A few resources to get you started if this is your first Flutter project:
-
-- [Lab: Write your first Flutter app](https://flutter.dev/docs/get-started/codelab)
-- [Cookbook: Useful Flutter samples](https://flutter.dev/docs/cookbook)
-
-For help getting started with Flutter, view our
-[online documentation](https://flutter.dev/docs), which offers tutorials,
-samples, guidance on mobile development, and a full API reference.
+This is the example for the `wechat_camera_picker` package.