[Alibaba Wan Team] continue on #10921 Wan2.1 (#10922)
* Add wanx pipeline, model and example
* wanx_merged_v1
* change WanX into Wan
* fix i2v fp32 oom error
Link: https://code.alibaba-inc.com/open_wanx2/diffusers/codereview/20607813
* support t2v load fp32 ckpt
* add example
* final merge v1
* Update autoencoder_kl_wan.py
* up
* update middle, test up_block
* up up
* one less nn.sequential
* up more
* up
* more
* [refactor] [wip] Wan transformer/pipeline (#10926)
* update
* update
* refactor rope
* refactor pipeline
* make fix-copies
* add transformer test
* update
* update
* make style
* update tests
* tests
* conversion script
* conversion script
* update
* docs
* remove unused code
* fix _toctree.yml
* update dtype
* fix test
* fix tests: scale
* up
* more
* Apply suggestions from code review
* Apply suggestions from code review
* style
* Update scripts/convert_wan_to_diffusers.py
* update docs
* fix
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Co-authored-by: Yitong Huang <huangyitong.hyt@alibaba-inc.com>
Co-authored-by: 亚森 <wangjiayu.wjy@alibaba-inc.com>
Co-authored-by: Aryan <aryan@huggingface.co>
