docs: sync llms context files

[github-actions]

Summary of changes

This PR updates llms.txt and llms-full.txt using scripts/generate-llms-files.py.

Changes Made

• Regenerated llms context files from the latest documentation
• This is an automated sync from the sync-llms-files workflow

Checklist

• I have read and reviewed the documentation changes to the best of my ability.
• If the change is significant, I have run the documentation site locally and confirmed it renders as expected.