aufklarer/VoxCPM2-MLX-bf16

Drop decommissioned int4 variant from the model card

add soniqo.audio use-case pages + cross-variant links

add soniqo.audio + speech-swift links to model card

drop intermediate mlx-community reference from model card

voxcpm2 bf16 export

replace upstream model card with speech-models card + speech-swift link

voxcpm2 bf16 export

initial commit