[24.1] Fix extra call to test_data_path that requires an admin key

[jmchilton]

Regression introduced by @natefoo when he let 4a47efa get merged in without even reviewing it and catching this.

How to test the changes?

(Select all options that apply)

• I've included appropriate automated tests.
• This is a refactoring of components with existing test coverage.
• Instructions for manual testing are as follows:
• Run a tool test as a non-admin user against test.galaxyproject.org with and without this change.

License

• I agree to license these and all my past contributions to the core galaxy codebase under the MIT license.

[davelopez]

I knew it was @natefoo fault! 😅

[natefoo]

I'm so careless.