Update http-modules.md (#20250)

* Update http-modules.md

* Update http-modules.md

Author: Rick-Anderson

aspnetcore/migration/http-modules.md

@@ -340,7 +340,7 @@ Gives you a unique id for each request. Very useful to include in your logs.
 
 **HttpContext.Response.TransmitFile**
 
-Serving up a file is discussed [here](../fundamentals/request-features.md#middleware-and-request-features).
+Serving up a file is discussed in [Middleware and request features](xref:fundamentals/request-features#middleware-and-request-features).
 
 **HttpContext.Response.Headers**