This PR contains the work done to make improvements to the existing models.
To provide further details about the work done:
- [x] moved the `games3DS`, `gamesWiiU` and `gamesSwitch` properties from the `Amiibo` model to their own `Games` child model;
- [x] improved the decoding of the `Result` model.
Co-authored-by: Javier Cicchelli <javier@rock-n-code.com>
Reviewed-on: #5