chore(notebook): bump tracebloc pin to >=0.14.0 in training guide

[divyasinghds]

What

notebooks/traceblocTrainingGuide.ipynb install cell: tracebloc[pytorch]>=0.8.1 → tracebloc[pytorch]>=0.14.0.

Why

>=0.8.1 let pip silently backtrack to the ancient 0.8.1 on environments that can't resolve a modern release, and 0.8.1 predates newer task handlers — surfacing as a cryptic No upload handler is registered for task '…' at upload_model() (see tracebloc-py-package#333). Pinning >=0.14.0 pulls the current release (all task handlers, incl. time_series_classification), and on an unsupported env fails loudly at install instead of downgrading.

Change

• One line in the install cell; notebook JSON re-validated.

🤖 Generated with Claude Code

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Note

Low Risk
Documentation-only change to a single pip version string in the notebook; no runtime or application code is modified.

Overview
Raises the tracebloc install floor in the training guide notebook from tracebloc[pytorch]>=0.8.1 to >=0.14.0 in the first setup cell.

That avoids pip resolving down to 0.8.x (missing newer upload task handlers) and the resulting No upload handler is registered for task '…' failures at upload_model(); unsupported environments should fail at install instead of silently using an old client.

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