Remove reference to IIS logs, scenario is not supported

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cc: @guywi-ms

Author: ivkhrul

articles/azure-monitor/logs/private-storage.md

@@ -28,7 +28,7 @@ Supported data types:
 * [IIS Logs](../agents/data-sources-iis-logs.md)
 
 ## Using Private links
-Customer-managed storage accounts are used to ingest Custom logs or IIS logs when private links are used to connect to Azure Monitor resources. The ingestion process of these data types first uploads logs to an intermediary Azure Storage account, and only then ingests them to a workspace. 
+Customer-managed storage accounts are used to ingest Custom logs when private links are used to connect to Azure Monitor resources. The ingestion process of these data types first uploads logs to an intermediary Azure Storage account, and only then ingests them to a workspace. 
 
 ### Using a customer-managed storage account over a Private Link
 #### Workspace requirements