minor edits

Author: SnehaSudhirG

articles/automation/extension-based-hybrid-runbook-worker-install.md

@@ -259,6 +259,8 @@ You can delete an empty Hybrid Runbook Worker group from the portal.
 
 ## Manage Hybrid Worker extension using ARM template, REST API, and Azure CLI
 
+Choose a client
+
 #### [ARM template](#tab/arm-template)
 
 You can use an Azure Resource Manager (ARM) template to create a new Azure Windows VM and connect it to an existing Automation account and Hybrid Worker Group. To learn more about ARM templates, see [What are ARM templates?](../azure-resource-manager/templates/overview.md)