update lab 06

Author: unaihuete93

Instructions/Labs/AZ400_M03_Implementing_GitHub_Actions_by_using_DevOps_Starter.md

@@ -91,9 +91,10 @@ In this task, you will create an Azure DevOps Starter project that automatically
     | Repository | **az400m08l01** |
     | Subscription | the name of the Azure subscription you are using for this lab |
     | Web app name | any valid, globally unique host name in the **azurewebsites.net** DNS namespace |
-    | Location | the name of any Azure region in which you can provision an Azure web app |
+    | Location | the name of any Azure region in which you can provision an Azure web app. **East US** recommended |
 
-    > **Note**: Wait for the provisioning to complete. This should take about 1 minute.
+   > **Note**: Some **Location** may fail due to unavailable resources . **East US** recommended.
+   > **Note**: Wait for the provisioning to complete. This should take about 1 minute.
 
 1.  On the **Deploy_DevOps_Project_az400m08l01 \| Overview** blade, click **Go to Resource**.
 1.  On the **az400m08l01** blade, on the **GitHub Workflow** tile, click **Authorize**.