Fix link to ASP.NET Core Route Constraints

Updated link to ASP.NET Core Route Constraint documentation.

Author: flcdrg

articles/azure-functions/functions-bindings-http-webhook-trigger.md

@@ -700,7 +700,7 @@ By default when you create a function for an HTTP trigger, the function is addre
 https://<APP_NAME>.azurewebsites.net/api/<FUNCTION_NAME>
 ```
 
-You can customize this route using the optional `route` property on the HTTP trigger's input binding. You can use any [ASP.NET Core Route Constraint](https://learn.microsoft.com/en-us/aspnet/core/fundamentals/routing#route-constraints) with your parameters. 
+You can customize this route using the optional `route` property on the HTTP trigger's input binding. You can use any [ASP.NET Core Route Constraint](/aspnet/core/fundamentals/routing#route-constraints) with your parameters. 
 
 ::: zone pivot="programming-language-csharp"