Remove underscores from Android identifier during `flutter create` (#10506)
Remove underscores from Android identifier during `flutter create` (#10506)

Fixes #10077
cbracken/flutter,cbracken/flutter,turnidge/flutter,turnidge/flutter,flutter/flutter,turnidge/flutter,flutter/flutter,flutter/flutter,flutter/flutter,cbracken/flutter,Hixie/flutter,tvolkert/flutter,flutter/flutter,Hixie/flutter,Hixie/flutter,tvolkert/flutter,tvolkert/flutter,Hixie/flutter,Hixie/flutter,cbracken/flutter,tvolkert/flutter,tvolkert/flutter,Hixie/flutter,cbracken/flutter,cbracken/flutter,flutter/flutter,cbracken/flutter,flutter/flutter,tvolkert/flutter,tvolkert/flutter,turnidge/flutter,flutter/flutter,tvolkert/flutter,Hixie/flutter,turnidge/flutter,tvolkert/flutter,Hixie/flutter,Hixie/flutter,tvolkert/flutter,cbracken/flutter,flutter/flutter,cbracken/flutter,Hixie/flutter,cbracken/flutter,flutter/flutter