Update aspnetcore/tutorials/getting-started-with-NSwag.md

Co-authored-by: Wade Pickett <wpickett@microsoft.com>

Author: lootle1

aspnetcore/tutorials/getting-started-with-NSwag.md

@@ -21,7 +21,7 @@ NSwag offers the following capabilities:
 * The ability to utilize the Swagger UI and Swagger generator.
 * Flexible code generation capabilities.
 
-With NSwag, you don't need an existing API—you can use partner APIs that incorporate Swagger and generate a client implementation. NSwag allows you to expedite the development cycle and easily adapt to API changes.
+With NSwag, you don't need an existing API—you can use third-party APIs that incorporate Swagger and generate a client implementation. NSwag allows you to expedite the development cycle and easily adapt to API changes.
 
 ## Package installation