Update signalr-cli-create-with-app-service-github-oauth.md

Author: vicancy

articles/azure-signalr/scripts/signalr-cli-create-with-app-service-github-oauth.md

@@ -28,33 +28,20 @@ This sample script creates a new Azure SignalR Service resource, which is used t
 
 ### Enable GitHub authentication and Git deployment for web app
 
-1. Update the values in the following script for the desired deployment username and its password
-
-   ```azurecli
-   deploymentUser=<Replace with your desired username>
-   deploymentUserPassword=<Replace with your desired password>
-   ```
-
-2. Update the values in the following script based on your GitHub OAuth App registration.
+1. Update the values in the following script based on your GitHub OAuth App registration.
 
    ```azurecli
    GitHubClientId=<Replace with your GitHub OAuth app Client ID>
    GitHubClientSecret=<Replace with your GitHub OAuth app Client Secret>
    ```
 
-3. Add app settings to use with GitHub authentication
+1. Add app settings to use with GitHub authentication
 
    ```Azure CLI
    az webapp config appsettings set --name $webApp --resource-group $resourceGroup --settings "GitHubClientSecret=$GitHubClientSecret" 
    ```
 
-4. Update the webapp with the desired deployment user name and password
-
-   ```Azure CLI
-   az webapp deployment user set --user-name $deploymentUser --password $deploymentUserPassword
-   ```
-
-5. Configure Git deployment and return the deployment URL.
+1. Configure Git deployment and return the deployment URL.
 
    ```Azure CLI
    az webapp deployment source config-local-git --name $webAppName --resource-group $resourceGroupName --query [url] -o tsv