[Model Card] standardize advanced diffusion training sd15 lora

[chiral-carbon]

What does this PR do?

Fixes #6891 for Advanced Diffusion Training with LoRA

Notebook example: Jupyter notebook Example model card: Model Card

Before submitting

• [ ] This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
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• [x] Did you read our philosophy doc (important for complex PRs)?
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• [ ] Did you write any new necessary tests?

Who can review?

@sayakpaul @linoytsaban

[chiral-carbon]

cc @linoytsaban have addressed the use_dora check

[HuggingFaceDocBuilderDev]

The docs for this PR live here. All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

[chiral-carbon]

@linoytsaban hi! is this PR good to be merged?

[github-actions[bot]]

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