bug: Unable to cancel download Llava model + the download percentage is randomly displayed

[Van-QA]

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Describe the bug Unable to cancel download Llava model + the download percentage is randomly displayed Steps to reproduce

Steps to reproduce the behavior:

1. Go to Hub
2. Click on Download Llava
3. Try to cancel midway, and observe the downloading percentage

Scree nshots

Environment details

• Operating System: MacOS
• Jan Version: latest nightly build
• Processor: Apple M2 Pro
• RAM: 16GB

Logs If the cause of the error is not clear, kindly provide your usage logs:

• tail -n 50 ~/jan/logs/app.log if you are using the UI
• tail -n 50 ~/jan/logs/server.log if you are using the local api server Making sure to redact any private information.

Additional context Add any other context or information that could be helpful in diagnosing the problem.