Revert "feat: use uv sources for CPU-only PyTorch (#11833)"

[Adam-Aghili]

This reverts commit 355a4aa.

broke nightly https://github.com/langflow-ai/langflow/actions/runs/22363476646/job/64723074564

Summary by CodeRabbit

• Chores
  • Simplified dependency configuration by removing CPU-specific PyTorch index settings.
  • Removed platform-specific environment restrictions to allow broader system compatibility.
  • Streamlined optional dependencies for improved dependency resolution.

[coderabbitai]

Caution

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📥 Commits

Reviewing files that changed from the base of the PR and between 355a4aa and e751816.

⛔ Files ignored due to path filters (1)

• uv.lock is excluded by !**/*.lock

📒 Files selected for processing (1)

• pyproject.toml

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Walkthrough

The pull request removes CPU-only PyTorch wheel configurations, platform-specific environment constraints, and explicit PyTorch/torchvision dependencies from the docling optional dependency group in pyproject.toml.

Changes

Cohort / File(s)	Summary
Dependency Configuration Cleanup pyproject.toml	Removes CPU-only PyTorch index configuration ([tool.uv.index] ptorch-cpu), platform-specific environment constraints (required-environments block), and explicit torch/torchvision entries from the docling optional dependency group.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch revert-cpu-1

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