Update format.yml

[glenn-jocher]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Updated GitHub Actions workflow to use a specific version for formatting checks.

📊 Key Changes

• Switched the action used in the workflow from ultralytics/actions@main to ultralytics/actions@check_urls.

🎯 Purpose & Impact

• Enhanced Stability: By specifying a version (check_urls), the workflow now avoids unexpected changes due to updates in the main branch, ensuring more consistent results.
• Improved Workflow: This change helps maintain reliable formatting and checks, which can streamline the development process and prevent formatting errors from slipping through.

[UltralyticsAssistant]

👋 Hello @glenn-jocher, thank you for submitting an ultralytics/velocity 🚀 PR! To ensure a seamless integration of your work, please review the following checklist:

• ✅ Define a Purpose: Clearly explain the purpose of your changes in your PR description, and link to any relevant issues if applicable. 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/velocity main branch. If it's behind, update it by clicking the 'Update branch' button or by running git pull and git merge main locally to prevent any conflicts.
• ✅ Ensure CI Checks Pass: Verify all Ultralytics Continuous Integration (CI) checks are passing. If any checks fail, please address the issues. This step is crucial for ensuring that all changes maintain the project's integrity.
• ✅ Update Documentation: Update the relevant documentation if your changes affect any part of the user-facing documentation to keep all users informed.
• ✅ Add Tests: If your changes include new features or bug fixes, please include or update tests to ensure your updates are working as intended. Confirm that all tests are passing before finalizing your PR.
• ✅ Sign the CLA: Please ensure you have signed our Contributor License Agreement if this is your first Ultralytics PR by noting "I have read the CLA Document and I sign the CLA" in a new message.
• ✅ Minimize Changes: Limit your modifications to the minimum necessary. Streamlined, focused changes will help us evaluate and integrate your PR more efficiently. As Bruce Lee said, "It is not daily increase but daily decrease, hack away the unessential."

For further guidance, you can always refer to our Contributing Guide. Please feel free to leave a comment if you have any questions—thank you for contributing to Ultralytics! 🌟 Our engineering team will also review your submission soon. 🛠️