use list instead of retrieve by cart id to not get the totals that are not expected

Author: adrien2p

packages/medusa/src/services/order.ts

@@ -534,12 +534,14 @@ class OrderService extends TransactionBaseService {
       const cartServiceTx = this.cartService_.withTransaction(manager)
       const inventoryServiceTx = this.inventoryService_.withTransaction(manager)
 
-      const exists = !!(await this.retrieveByCartId(
-        isString(cartOrId) ? cartOrId : cartOrId?.id,
-        {
-          select: ["id"],
-        }
-      ))
+      const exists = !!(
+        await this.list(
+          { cart_id: isString(cartOrId) ? cartOrId : cartOrId?.id },
+          {
+            select: ["id"],
+          }
+        )
+      ).length
 
       if (exists) {
         throw new MedusaError(