[PATCH v2 0/6] MR9403: vccorlib140: Implement stringification functions.

[Vibhav Pant (＠vibhavp)]

The `IPrintable` interface seems to just be an alias around `IStringable` with a different IID.

--
  v2: vccorlib140: Implement IPrintable for Platform::Type.
      vccorlib140: Implement IPrintable for Platform::Exception.
      vccorlib140: Implement __abi_ObjectToString.
      vccorlib140: Implement ToString() for well-known types.
      vccorlib140: Add ToString() stubs for well-known types.
      vccorlib140: Add stub for __abi_ObjectToString.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9403