Fix: mock file age in remove_duplicates test [DC-1120]

[faymarie]

Related Issues

• fixes #DC-1120

Proposed Changes?

How did you test it?

Notes for the reviewer

After pulling the changes of https://github.com/deepset-ai/deepset-cloud-sdk/pull/173/files , the file age had changed locally on my machine and the tests failed. I made the test independent of the actual file age, so we don't rely on the actual files in the file system .

Screenshots (optional)

Checklist

• [ ] I have updated the referenced issue with new insights and changes
• [ ] If this is a code change, I have added unit tests
• [ ] I've used the conventional commit specification for my PR title
• [ ] I updated the docstrings
• [ ] If this is a code change, I added meaningful logs and prepared Datadog visualizations and alerts

[swarmia[bot]]

✅  Linked to Bug DC-1120 · Ingestion stuck at 99%

[github-actions[bot]]

Coverage report

The coverage rate went from 92.9% to 95.08% :arrow_up: The branch rate is 88%.

None of the new lines are part of the tested code. Therefore, there is no coverage data about them.