Fix HTTP test failure

[marcosbento]

Description

Fix HTTP test failure

Contributor Declaration

By opening this pull request, I affirm the following:

• All authors agree to the Contributor License Agreement.
• The code follows the project's coding standards.
• I have performed self-review and added comments where needed.
• I have added or updated tests to verify that my changes are effective and functional.
• I have run all existing tests and confirmed they pass.

🌦️ >> Documentation << 🌦️
https://sites.ecmwf.int/docs/dev-section/ecflow/pull-requests/PR-272

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 49.28%. Comparing base (ba5c6dd) to head (1fe33d1).
⚠️ Report is 2 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #272   +/-   ##
========================================
  Coverage    49.28%   49.28%           
========================================
  Files         1232     1232           
  Lines        97061    97065    +4     
  Branches     14868    14868           
========================================
+ Hits         47835    47838    +3     
- Misses       49226    49227    +1     

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