Add comment on PAT requirements for update-thv-models

[tgrunnagle]

No description provided.

[claude]

Code Review

Summary

Simple documentation improvement adding clarity on PAT requirements for the automated workflow.

Feedback

✅ Positive:

• Clear, helpful comment that documents the specific permissions needed
• Placed exactly where the secret is used for easy reference
• Aligns with good DevOps documentation practices

💡 Minor suggestion:

• The comment could specify "GitHub Personal Access Token (PAT)" on first use for clarity, especially for contributors unfamiliar with the acronym

Overall: LGTM ✅

This is a straightforward documentation improvement that will help maintainers configure the workflow correctly. No code quality, security, or performance concerns.