Update to match current tooling

The menu entry in the VS Code extension for deployment has been changed from "Create deployment for IoT Edge Device" to "Create deployment for Single Device". Docs should match current tools.

Author: wickste

articles/iot-edge/how-to-deploy-modules-vscode.md

@@ -125,7 +125,7 @@ You deploy modules to your device by applying the deployment manifest that you c
 
 2. Right-click on the device that you want to configure with the deployment manifest. 
 
-3. Select **Create Deployment for IoT Edge Device**. 
+3. Select **Create Deployment for Single Device**. 
 
 4. Navigate to the deployment manifest JSON file that you want to use, and click **Select Edge Deployment Manifest**. 
 
@@ -144,4 +144,4 @@ Right-click the name of a module to view and edit the module twin.
 
 ## Next steps
 
-Learn how to [Deploy and monitor IoT Edge modules at scale](how-to-deploy-monitor.md)
+Learn how to [Deploy and monitor IoT Edge modules at scale](how-to-deploy-monitor.md)