fixing link

Author: aahill

articles/ai-services/agents/reference/monitor-service.md

@@ -91,5 +91,5 @@ The following table lists the metrics available for the `Microsoft.CognitiveServ
 
 ## Related content
 
-- See [Monitor Azure OpenAI](./how-to/monitor-openai.md) for a description of monitoring Azure OpenAI.
+- See [Monitor Azure OpenAI](../how-to/metrics.md) for a description of monitoring Azure OpenAI.
 - See [Monitor Azure resources with Azure Monitor](/azure/azure-monitor/essentials/monitor-azure-resource) for details on monitoring Azure resources.