test: get logs on error case of other-ns integration test

[annekebr]

Fixes #

Description

Checklist

• PR is rebased to/aimed at branch develop
• PR follows Contributing Guide
• Added tests (if necessary)
• Extended README/Documentation (if necessary)
• Adjusted versions of image and Helm chart in Chart.yaml (if necessary)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (2a57655) 96.64% compared to head (d6f2c9c) 96.64%.

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Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1427   +/-   ##
========================================
  Coverage    96.64%   96.64%           
========================================
  Files           23       23           
  Lines         1343     1343           
========================================
  Hits          1298     1298           
  Misses          45       45           

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