docs: fix validation in restaurant-delivery marketplace recipe (#10925)

www/apps/resources/app/recipes/marketplace/examples/restaurant-delivery/page.mdx

@@ -2126,8 +2126,8 @@ import { createDeliveryWorkflow } from "../../../workflows/delivery/workflows/cr
 import { handleDeliveryWorkflow } from "../../../workflows/delivery/workflows/handle-delivery"
 
 const schema = zod.object({
-  cart_id: zod.string().startsWith("cart_"),
-  restaurant_id: zod.string().startsWith("res_"),
+  cart_id: zod.string(),
+  restaurant_id: zod.string(),
 })
 
 export async function POST(req: MedusaRequest, res: MedusaResponse) {