Update sdxl reference pipeline to latest sdxl pipeline

[dimitribarbot]

What does this PR do?

It updates existing reference pipeline for sdxl inheriting latest version of Stable Diffusion XL Pipeline.

Before submitting

• This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
• Did you read the contributor guideline?
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• Did you make sure to update the documentation with your changes? Here are the
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• Did you write any new necessary tests?

Discussed in #9893

Who can review?

Anyone in the community is free to review the PR once the tests have passed. Feel free to tag
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@sayakpaul

[sayakpaul]

@zideliu could you give the changes introduced a review?

Additionally, @dimitribarbot could you please open a PR to https://hf.co/datasets/huggingface/documentation-images to include the images instead of using GitHub attachment URLs?

[dimitribarbot]

@zideliu could you give the changes introduced a review?

Additionally, @dimitribarbot could you please open a PR to https://hf.co/datasets/huggingface/documentation-images to include the images instead of using GitHub attachment URLs?

Yes, PR https://huggingface.co/datasets/huggingface/documentation-images/discussions/393 has been created accordingly.

[zideliu]

OK, I will check it

[zideliu]

It's OK