Update Deployment Guide with Log Analytics note

Added note about disabling Log Analytics workspace replication before resource group deletion.

Author: Thanusree-Microsoft

documents/DeploymentGuide.md

@@ -223,6 +223,7 @@ Once you've opened the project in [Codespaces](#github-codespaces), [Dev Contain
 5. Once the deployment has completed successfully, open the [Azure Portal](https://portal.azure.com/), go to the deployed resource group, find the App Service, and get the app URL from `Default domain`.
 
 6. If you are done trying out the application, you can delete the resources by running `azd down`.
+   > **Note:** If you deployed with `enableRedundancy=true` and Log Analytics workspace replication is enabled, you must first disable replication before running `azd down` else resource group delete will fail. Follow the steps in [Handling Log Analytics Workspace Deletion with Replication Enabled](./LogAnalyticsReplicationDisable.md), wait until replication returns `false`, then run `azd down`.
 
 ### 🛠️ Troubleshooting
  If you encounter any issues during the deployment process, please refer  [troubleshooting](../documents/TroubleShootingSteps.md) document for detailed steps and solutions