Merge pull request #237752 from domainname/domainname-patch-20

Fix missing value

Author: prmerger-automator[bot]

articles/spring-apps/how-to-launch-from-source.md

@@ -59,7 +59,7 @@ Sign in to the Azure CLI and choose your active subscription.
 ```azurecli
 az login
 az account list -o table
-az account set --subscription
+az account set --subscription <subscription-id>
 ```
 
 Create a resource group to contain your service in Azure Spring Apps. You can learn more about [Azure Resource Groups](../azure-resource-manager/management/overview.md).