Add MLX support for VyvoTTS models

[kadirnar]

We have released 2 different models based on Orpheus.

VyvoTTS-LFM2-PT: https://huggingface.co/Vyvo/VyvoTTS-LFM2-350M-PT All FT Models: https://huggingface.co/collections/Vyvo/vyvo-lfm2-tts-689eedae5353ff5b048efd55 Demo: https://huggingface.co/spaces/Vyvo/VyvoTTS-LFM2

VyvoTTS-Qwen3-PT: https://huggingface.co/Vyvo/VyvoTTS-Qwen3-0.6B-PT All FT Models: https://huggingface.co/collections/Vyvo/vyvotts-qwen3-68a78e1fb21506a456cf6cbe Demo: https://huggingface.co/spaces/Vyvo/VyvoTTS-Qwen3-0.6B

[drewbitt]

It needs to be ported. Tracked in https://github.com/Blaizzy/mlx-audio/issues/1

[Blaizzy]

Awesome,

This is on backlog!