Simplify smoke test script

[philkra]

Little refactoring.

Disable-check: force-changelog-file
Disable-check: approval-count

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.89%. Comparing base (59f50f2) to head (69a1bf3).
Report is 842 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7835      +/-   ##
==========================================
+ Coverage   80.06%   81.89%   +1.83%     
==========================================
  Files         190      249      +59     
  Lines       37181    46027    +8846     
  Branches     9450    11534    +2084     
==========================================
+ Hits        29770    37696    +7926     
- Misses       2997     3793     +796     
- Partials     4414     4538     +124     

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

🚀 New features to boost your workflow:

• ❄ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.