Disabled upload_dataset flag temporarily due to an artifact related bug

[soumik12345]

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

🌟 Summary

Temporary disablement of dataset uploading feature in WandB logger due to a bug.

📊 Key Changes

• The upload_dataset option in the WandB logger is forcefully set to False.
• A log message is added to inform users that the dataset uploading feature is temporarily unsupported.

🎯 Purpose & Impact

• 🛠️ Prevent Errors: Ensures that users are not affected by the current bug related to dataset uploading.
• 🚀 Clear Communication: Informs users about the temporary removal of the feature through a log message.
• 🌐 User Experience: Maintains the integrity of user experience by preventing the activation of a buggy feature until a fix is implemented.

[glenn-jocher]

@soumik12345 PR is merged. Thank you for your contributions to YOLOv5 🚀 and Vision AI ⭐