TST: Make NamedTemporaryFiles Windows-compatible

Summary

Die Pipelines laufen nicht, da die F-Branch Logik nicht funktioniert. Ich habe temporär für die meisten Unittests die richtige pylib version installiert:

https://gitlab.indiscale.com/caosdb/src/caosdb-crawler/-/jobs/358771

Daher kann davon ausgegangen werden, dass die Pipelines durchlaufen

Test Environment

pipeline

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