Fix broken link

Author: Paweena Tongbai (Lionbridge Technologies Inc)

articles/virtual-desktop/sandbox.md

@@ -65,7 +65,7 @@ To publish Windows Sandbox to your host pool using PowerShell:
 1. Connect to Azure using one of the following methods:
 
    - Open a PowerShell prompt on your local device. Run the `Connect-AzAccount` cmdlet to sign in to your Azure account. For more information, see [Sign in with Azure PowerShell](/powershell/azure/authenticate-azureps).
-   - Sign in to [the Azure portal](https://portal.azure.com/) and open [Azure Cloud Shell](https://github.com/MicrosoftDocs/azure-docs-pr/pull/cloud-shell/overview.md) with PowerShell as the shell type.
+   - Sign in to [the Azure portal](https://portal.azure.com/) and open [Azure Cloud Shell](../cloud-shell/overview.md) with PowerShell as the shell type.
 
 2. Run the following cmdlet to get a list of all the Azure tenants your account has access to: