Drop a workaround for a resolved issue (dart-lang/stack_trace#63)

https://github.com/dart-lang/sdk/issues/14075 has been closed for a long
time.

This class in not in the public interface for the package so it should
not be breaking to remove the throwing setter.
1 file changed
tree: 24397b8f2ab2860f96abcbc3fd4ff312822e1d70
  1. pkgs/