Update howto-configure-cluster.md

Author: jmmason70

articles/operator-nexus/howto-configure-cluster.md

@@ -118,7 +118,8 @@ You can find examples for an 8-Rack 2M16C SKU cluster using these two files:
 [cluster.jsonc](./cluster-jsonc-example.md) , 
 [cluster.parameters.jsonc](./cluster-parameters-jsonc-example.md)
 
-Note:  To get the correct formatting, copy the raw code file. The values within the cluster.parameters.jsonc file are customer specific and may not be a complete list. Update the value fields for your specific environment.
+[!NOTE]
+To get the correct formatting, copy the raw code file. The values within the cluster.parameters.jsonc file are customer specific and may not be a complete list. Update the value fields for your specific environment.
 
 1. In a web browser, go to the [Azure portal](https://portal.azure.com/) and sign in.
 1. From the Azure portal search bar, search for 'Deploy a custom template' and then select it from the available services.