Changes to Generate speech from text

the telnyx/voice_speed request property's min was decreased from 0.50 to 0.10

added the new optional request property soniox

added the new soniox enum value to the request property provider

removed the enum value rime of the request property provider

removed the request property rime

removed the request property telnyx/temperature

added the new optional request property humain

added the new humain enum value to the request property provider

added the media type audio/pcm for the response with the status 200