update the deployment scripts

Author: mumian

articles/azure-resource-manager/templates/quickstart-create-templates-use-visual-studio-code.md

@@ -130,20 +130,23 @@ There are many methods for deploying templates. Azure Cloud shell is used in thi
 4. From the Cloud shell, run the following commands. Select the tab to show the PowerShell code or the CLI code.
 
     # [CLI](#tab/CLI)
+
     ```azurecli
-    echo "Enter the Resource Group name:" &&
-    read resourceGroupName &&
+    echo "Enter a project name that is used to generate resource group name:" &&
+    read projectName &&
     echo "Enter the location (i.e. centralus):" &&
     read location &&
+    resourceGroupName="${projectName}rg" &&
     az group create --name $resourceGroupName --location "$location" &&
     az deployment group create --resource-group $resourceGroupName --template-file "$HOME/azuredeploy.json"
     ```
 
     # [PowerShell](#tab/PowerShell)
 
     ```azurepowershell
-    $resourceGroupName = Read-Host -Prompt "Enter the Resource Group name"
+    $projectName = Read-Host -Prompt "Enter a project name that is used to generate resource group name"
     $location = Read-Host -Prompt "Enter the location (i.e. centralus)"
+    $resourceGroupName = "${projectName}rg"
 
     New-AzResourceGroup -Name $resourceGroupName -Location "$location"
     New-AzResourceGroupDeployment -ResourceGroupName $resourceGroupName -TemplateFile "$HOME/azuredeploy.json"
@@ -170,6 +173,7 @@ There are many methods for deploying templates. Azure Cloud shell is used in thi
 5. Run the following CLI or PowerShell command to list the newly created storage account:
 
     # [CLI](#tab/CLI)
+
     ```azurecli
     echo "Enter the Resource Group name:" &&
     read resourceGroupName &&