Drop the Windows VM start notification (#7585)

The shell already shows a "Launching Windows…" OSD from the moment the desktop entry is activated until the RDP window appears, so the notification duplicated feedback the user is already looking at. The failure notification stays: nothing else reports a VM that never came up.

bin/omarchy-windows-vm

@@ -287,9 +287,6 @@ launch_windows() {
   if [[ $CONTAINER_STATUS != "running" ]]; then
     echo "Starting Windows VM..."
 
-    # Send desktop notification
-    omarchy-notification-send -g  "Starting Windows VM" "This can take 15-30 seconds" -t 15000
-
     if ! docker-compose -f "$COMPOSE_FILE" up -d 2>&1; then
       echo "❌ Failed to start Windows VM!"
       echo "   Try checking: omarchy-windows-vm status"