Move kernel baseline tests to front_end.

pkg/front_end/testcases/rasta/issue_000011.dart.dartk.expect

 library;
 import self as self;
 import "dart:core" as core;
 
 static method main() → dynamic {
   try {
     core::print(42);
   }
   finally {
     core::print(87);
   }
 }