fix: Return the experiment path instead of the experiment

[aiakide]

📥 Pull Request Description

There was a bug that the get_exp_filepath function returns anExperimentInfo instead of the experiment file path if the exp_id is something else than "latest". This is fixed with this pull request.

👀 Affected Areas

• eval pipeline --> load experiment

📝 Checklist

Please make sure you've completed the following tasks before submitting this pull request:

• Pre-commit hooks were executed
• Changes have been reviewed by at least one other developer
• Tests have been added or updated to cover the changes (only necessary if the changes affect the executable code)
• All tests ran successfully
• All merge conflicts are resolved
• Documentation has been updated to reflect the changes
• Any necessary migrations have been run

📌 Related Issues

None

🔗 Links

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📷 Screenshots

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