fix: send Faro telemetry to self-hosted Alloy collector

Switch production Faro URL from Grafana Cloud to https://faro.unbound.se/collect (Alloy faro.receiver in the Frostmoln Platform stack).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VSC7dLAgao1afzL5DQfH8F

app/utils/environment.ts

@@ -41,7 +41,7 @@ export const envConfig = (host: string): EnvConfig => {
         auth: prod,
         dev: false,
         tracesSampleRate: 1.0,
-        grafanaUrl: 'https://faro-collector-prod-eu-west-0.grafana.net/collect/532676b975308d70605d856635721a61',
+        grafanaUrl: 'https://faro.unbound.se/collect',
       }
     default:
       throw new Error(`unexpected host: ${host}`)