[23.2] Fix tool_shed package unit tests

[mvdbeek]

I've missed this one with all the other failing tests ...

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• This is a refactoring of components with existing test coverage.
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  1. [add testing steps and prerequisites here if you didn't write automated tests covering all your changes]

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[nsoranzo]

We need more type annotation to prevent these :)

[mvdbeek]

Agree, but that's tough for pytest fixtures, unless you annotate them in each function that uses them ...