Update get-started-netcore.md

Author: john-par

articles/dev-spaces/get-started-netcore.md

@@ -54,7 +54,7 @@ az group create --name MyResourceGroup --location <region>
 
 Create a Kubernetes cluster with the following command:
 
-```cmd
+```azurecli
 az aks create -g MyResourceGroup -n MyAKS --location <region> --generate-ssh-keys
 ```
 
@@ -251,4 +251,4 @@ Refresh the web app in the browser, and go to the About page. You should see you
 > [Learn about multi-service development](multi-service-netcore.md)
 
 
-[supported-regions]: https://azure.microsoft.com/global-infrastructure/services/?products=kubernetes-service
+[supported-regions]: https://azure.microsoft.com/global-infrastructure/services/?products=kubernetes-service