Fix whisper return language (#42227)
* Add output language to chunks
* Add output language to chunks
* Fix formating
* Return full language instead of iso code
* revert changes (excep test)
* correct fix
* fix
* values for runner
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Co-authored-by: Eustache Le Bihan <eulebihan@gmail.com>
Co-authored-by: eustlb <94853470+eustlb@users.noreply.github.com>