Initial torchao model release script (#2810)

Summary:
Initial script to automate model releases.
Usage:
```

python quantize_and_upload.py --model_id Qwen/Qwen3-8B --quant FP8
```

Test Plan:
python quantize_and_upload.py --model_id Qwen/Qwen3-8B --quant FP8

./release.sh --model_id Qwen/Qwen3-8B

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Subscribers:

Tasks:

Tags:

Author: jerryzh168