feat: add unique license number check for devices

shop/app/api/orders/checkout/route.ts

@@ -90,7 +90,8 @@ export async function POST(request: Request) {
         );
         const itemsWithDevice = itemSnapshot.items.map(i => ({
           ...i,
-          device_name: item.deviceName
+          device_name: item.deviceName,
+          license_number: item.licenseNumber
         }));
         orderItemsList.push(...itemsWithDevice);
         total += itemSnapshot.total;