Trace View: Information mismatch between trace header summary and spans

### What happened? Visualizing a trace show different data between the trace summary in the header and the information shown in the trace spans, as follows: * The trace summary (in the trace view header) show information for a span different from the root span of the trace.  * However the root span of the trace had a different URL and status code, as follows.  In more detail, it appears that the trace view shows in the header information for span `9lWQDRJJ5Ss=`, but this is not a root span, having `parentSpanId`=`DjU4PhW3NoU=`. ``` { "traceId": "UZvy4AOaSl9LwWcrcqaOlA==", "spanId": "9lWQDRJJ5Ss=", "parentSpanId": "DjU4PhW3NoU=", "name": "POST /oteldemo.CartService/GetCart", "kind": "SPAN_KIND_SERVER", "startTimeUnixNano": "1742300812465310300", "endTimeUnixNano": "1742300812466184300", "attributes": [ ... { "key": "http.request.method", "value": { "stringValue": "POST" } }, ... { "key": "url.path", "value": { "stringValue": "/oteldemo.CartService/GetCart" } }, ```  The root span for that trace is `kkDfE//CfJo=`, as shown above: ``` "spans": [ { "traceId": "UZvy4AOaSl9LwWcrcqaOlA==", "spanId": "kkDfE//CfJo=", "name": "POST", "kind": "SPAN_KIND_CLIENT", "startTimeUnixNano": "1742300812462025585", "endTimeUnixNano": "1742300830447319852", "attributes": [ { "key": "http.method", "value": { "stringValue": "POST" } }, { "key": "http.url", …