Update links.yml for Lychee v0.20.0

[glenn-jocher]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Improve link-checking CI reliability by fixing the file exclusion pattern in the links workflow. ✅

📊 Key Changes

• Updated lychee link checker --exclude-path from **/ci.yaml to ./**/ci.yaml in two jobs of .github/workflows/links.yml.

🎯 Purpose & Impact

• Ensures all ci.yaml files are properly excluded from link checks, reducing false positives and unnecessary CI failures. 🔧
• Leads to more stable and predictable CI runs with no impact on end-user features or model performance. 🚀
• Internal maintenance only; no changes required from users. 🙌

[UltralyticsAssistant]

👋 Hello @glenn-jocher, thank you for submitting an ultralytics/yolov5 🚀 PR! This is an automated response; an Ultralytics engineer will review and assist soon. To ensure a seamless integration of your work, please review the following checklist:

• ✅ Define a Purpose: Clearly explain the purpose of your fix or feature in your PR description, and link to any relevant issues. Ensure your commit messages are clear, concise, and adhere to the project's conventions.
• ✅ Synchronize with Source: Confirm your PR is synchronized with the ultralytics/yolov5 main branch. If it's behind, update it by clicking the 'Update branch' button or by running git pull and git merge main locally.
• ✅ Ensure CI Checks Pass: Verify all Ultralytics Continuous Integration (CI) checks are passing. If any checks fail, please address the issues.
• ✅ Update Documentation: Update the relevant documentation for any new or modified features.
• ✅ Add Tests: If applicable, include or update tests to cover your changes, and confirm that all tests are passing.
• ✅ Sign the CLA: Please ensure you have signed our Contributor License Agreement if this is your first Ultralytics PR by writing "I have read the CLA Document and I sign the CLA" in a new message.
• ✅ Minimize Changes: Limit your changes to the minimum necessary for your bug fix or feature addition. "It is not daily increase but daily decrease, hack away the unessential. The closer to the source, the less wastage there is." — Bruce Lee

Notes for this PR:

• Thanks for the CI-focused improvement to .github/workflows/links.yml 🙌
• Please confirm the updated --exclude-path './**/ci.yaml' behaves as intended across all affected jobs and that link-check runs are green ✅

For more guidance, please refer to our Contributing Guide. Don’t hesitate to leave a comment if you have any questions. Thank you for contributing to Ultralytics! 🚀

[UltralyticsAssistant]

Fantastic work, and great to see this merged! @glenn-jocher, thanks for sharpening our tooling—“Give me six hours to chop down a tree, and I will spend the first four sharpening the axe.” —Abraham Lincoln. Updating the lychee --exclude-path to ./**/ci.yaml tightens our link checks, reduces false positives, and makes CI more predictable. Small change, big reliability win. Appreciate the attention to detail and the steady push for smoother workflows!