Update publish.yml to PyPI

[glenn-jocher]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

This update refines the GitHub Actions workflow for publishing packages to PyPI.

📊 Key Changes

• Modified the environment name in the GitHub Actions workflow from release to Release - PyPI.

🎯 Purpose & Impact

• 🛠 Clarification: The name change enhances clarity regarding the publishing environment, making it clear that it pertains to the PyPI release process.
• 🌐 No Functional Change: This update does not alter any functionality; it simply improves the workflow's readability and organization for developers and maintainers.

[UltralyticsAssistant]

👋 Hello @glenn-jocher, thank you for submitting an ultralytics/thop 🚀 PR! This is an automated response to help guide you through the review process, but don't worry, an Ultralytics engineer will also 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/thop 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 changes or new features you are proposing.
• ✅ 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 the update. "It is not daily increase but daily decrease, hack away the unessential. The closer to the source, the less wastage there is." — Bruce Lee

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! 🚀