Adding support for Qwen3Omni (#41025)
* Add Qwen3Omni
* make fix-copies, import properly
* nit
* fix wrong setup. Why was audio_token_id renamed ?
* upds
* more processing fixes
* yup
* fix more generation tests
* down to 1?
* fix import issue
* style, update check repo
* up
* fix quality at my best
* final quality?
* fix doc building
* FINAL COMMIT: SKIP IMPORTANT BUT FAILING TESTS FOR MERGE
* SKIP THE TEMPLATE ONE
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Co-authored-by: lvyuanjun.lyj <lvyuanjun.lyj@alibaba-inc.com>
Co-authored-by: Arthur <arthur.zucker@gmail.com>
