flutter运行报错：your app to be migrated to the Android embedding v2

最近学flutter，网上下载别人的flutter工程尝试运行flutter pub get，报错如下：提示我需要将flutter从V1项目升级V2

Your Flutter application is created using an older version of the Android
embedding. It's being deprecated in favor of Android embedding v2. Follow the
steps at

https://flutter.dev/go/android-project-migration

to migrate your project.

根据官方提供的地址以及参考提供的方法，最终只需要改动\android\app\src\main目录下的AndroidManifest.xml文件。增加如下内容：