re-enabled FDB-491 test

[danovaro]

Description

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 Z3FDB 🚧📖🌦️🌈
https://sites.ecmwf.int/docs/dev-section/z3fdb/pull-requests/PR-197

🌈🌦️📖🚧 Documentation FDB 🚧📖🌦️🌈
https://sites.ecmwf.int/docs/dev-section/fdb/pull-requests/PR-197

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.91%. Comparing base (89c2c46) to head (1d95ddd).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #197   +/-   ##
========================================
  Coverage    72.91%   72.91%           
========================================
  Files          362      362           
  Lines        21723    21727    +4     
  Branches      2241     2242    +1     
========================================
+ Hits         15839    15843    +4     
  Misses        5884     5884           

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