[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

src/litmodels/integrations/mixins.py

@@ -2,7 +2,7 @@
 import tempfile
 from abc import ABC
 from pathlib import Path
-from typing import Optional, Any
+from typing import Optional
 
 from litmodels import download_model, upload_model