feat(core-flows,medusa,utils,types): adds delivered_quantity to order (#9130)

what:

- adds delivered_quantity to order


https://github.com/user-attachments/assets/709b1727-08ed-4a88-ae29-38f13540e301

integration-tests/http/__tests__/payment/admin/payment.spec.ts

@@ -37,7 +37,8 @@ medusaIntegrationTestRunner({
     beforeEach(async () => {
       container = getContainer()
       await createAdminUser(dbConnection, adminHeaders, container)
-      order = await createOrderSeeder({ api, container })
+      const seeders = await createOrderSeeder({ api, container })
+      order = seeders.order
 
       await api.post(
         `/admin/orders/${order.id}/fulfillments`,