Add Arena J-SPAW_LA badge to model card

Add Arena backlink result.yaml (J-SPAW_LA)

Add eval scores for J-SPAW_LA

Add Arena DeepVoice badge to model card

Add Arena backlink result.yaml (DeepVoice)

Add eval scores for DeepVoice

Add Arena InTheWild badge to model card

Add Arena backlink result.yaml (InTheWild)

Add eval scores for InTheWild

Add Arena ArAD badge to model card

Add Arena backlink result.yaml (ArAD)

Add eval scores for ArAD

Copy nii-yamagishilab/xls-r-2b-anti-deepfake-nda for the Arena (CC BY-NC-SA 4.0)

initial commit