Update action.yml

[glenn-jocher]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

This PR optimizes the installation process for packages on macOS systems by modifying how the pip command is executed.

📊 Key Changes

• Adjusted the pip install command on macOS from uv pip install $packages to pip install -q $packages.

🎯 Purpose & Impact

• Purpose: Simplifies the package installation process and potentially reduces errors caused by additional command wrappers.
• Impact: Enhances stability and reliability for users running GitHub Actions on macOS, ensuring smoother and quieter installations. 🛠️💻