Update built-in.md (#35725)

Author: JamesNK

aspnetcore/log-mon/metrics/built-in.md

@@ -115,7 +115,7 @@ The `Microsoft.AspNetCore.Hosting` metrics report high-level information about H
 
 Name | Instrument Type | Unit (UCUM) | Description
 --- | --- | --- | ---
-[`http.server.request.duration`](https://opentelemetry.io/docs/specs/semconv/dotnet/dotnet-http-metrics/#metric-httpclientrequestduration) | Histogram | `s` | Measures the duration of inbound HTTP requests.
+[`http.server.request.duration`](https://opentelemetry.io/docs/specs/semconv/dotnet/dotnet-http-metrics/#metric-httpserverrequestduration) | Histogram | `s` | Measures the duration of inbound HTTP requests.
 
 Attribute | Type | Description | Examples | Presence
 --- |--- | --- | --- | ---
@@ -144,7 +144,7 @@ When using OpenTelemetry, the default buckets for this metric are set to [ 0.005
 
 Name | Instrument Type | Unit (UCUM) | Description
 --- | --- | --- | ---
-[`http.server.active_requests`](https://opentelemetry.io/docs/specs/semconv/dotnet/dotnet-http-metrics/#metric-httpclientactive_requests) | UpDownCounter | `{request}` | Measures the number of concurrent HTTP requests that are currently in-flight.
+[`http.server.active_requests`](https://opentelemetry.io/docs/specs/semconv/dotnet/dotnet-http-metrics/#metric-httpserveractive_requests) | UpDownCounter | `{request}` | Measures the number of concurrent HTTP requests that are currently in-flight.
 
 Attribute | Type | Description | Examples | Presence
 --- | --- | --- | --- | ---