test: add receiptCode to test responses

[FreekVR]

adds empty/inherited receiptCode to expected responses to support recent PDK updates

fixes INT-736

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.31%. Comparing base (351c375) to head (abd2320).
Report is 3 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff            @@
##               main     #289   +/-   ##
=========================================
  Coverage     49.31%   49.31%           
  Complexity      602      602           
=========================================
  Files           151      151           
  Lines          3897     3897           
  Branches         55       55           
=========================================
  Hits           1922     1922           
  Misses         1920     1920           
  Partials         55       55           

Flag	Coverage Δ
backend	76.97% <ø> (ø)
frontend	0.00% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

---

🚨 Try these New Features:

• JS Bundle Analysis - Avoid shipping oversized bundles

[myparcel-bot]

PDK upgrade summary

♻️ The following packages were upgraded (from cache):

Package	Old version	New version
@myparcel-pdk/admin	1.5.3	1.5.4
@myparcel-pdk/admin-component-tests	1.5.3	1.5.4
@myparcel-pdk/admin-preset-bootstrap4	1.5.3	1.5.4
@myparcel-pdk/admin-preset-default	1.5.3	1.5.4
@myparcel-pdk/app-builder	1.6.0	1.6.1
myparcelnl/pdk	2.47.1	2.47.2

[myparcel-bot]

✅ Build successful!

You can find a link to the downloadable artifact below.

Name	Link
Commit	abd2320
Logs	https://github.com/myparcelnl/prestashop/actions/runs/11971512382
Download	https://github.com/myparcelnl/prestashop/suites/31211374109/artifacts/2223831375

[FreekVR]

Was fixed directly on main after this PR was opened, so closing as redunant now.