Remove unused import #1539

Job	Run time
Prepare	49s
Shellcheck	4s
Dependency	4s
Ruff check and force	5s
Check commit	45s
Create pytest cache for Python 3.13	7s
Run pytest using Python 3.13	36s
Run mypy	30s
Process test coverage	16s
Process test complexity	7s
Build and publish Python 🐍 distributions 📦 to TestPyPI	31s
	3m 54s

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