Requesting NSwag upgrade to v14.0.8

Hello @unchase,

I would like to request an upgrade of the NSwag version used in this project to version 14.0.8. The latest version includes numerous bug fixes and improvements that would be beneficial for users.

The update will help in resolving several issues that are currently being faced due to the older version.

Thank you for considering this request.

Best regards,
Sai Teja