Add Cosmos3 video2video generation support

[yzhautouskay]

What does this PR do?

Fixes # (issue)

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[yiyixuxu]

thanks!

[HuggingFaceDocBuilderDev]

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[dg845]

@bot /style

[github-actions]

Style bot fixed some files and pushed the changes.

[dg845]

Thanks for the PR!