Added more Voices

[andrepadez]

here you go,
hope this one goes through

[Blaizzy]

Thank you very much @andrepadez!

[andrepadez]

my pleasure!
So, these latest merges, means i can now install directly with
pip install mlx_audio
instead of pip install mlx_audio==0.0.2

and the long text crashes will be fixed?

Thank you