[WIP] Add OneformerFastImageProcessor (#38343)
* [WIP] OneformerFastImageProcessor
* update init
* Fully working oneformer image processor fast
* change Nearest to Neares exact interpolation where needed
* fix doc
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Co-authored-by: yonigozlan <yoni.gozlan@huggingface.co>
Co-authored-by: Yoni Gozlan <74535834+yonigozlan@users.noreply.github.com>
