Also attempt to add a local enablement control, it's not quite clear where these are supposed to hook in, so it's unused for now, but it would have replaced onCommitEnableVoiceCheck.
Also fix the location of the voice is disabled textytext, it was too on top of the next checkbox.
Migrate a bunch of classes out of llvoiceclient.* and into new llvoicevivox.*
Update most of these to match their counterparts
Introduce VoiceFonts support (voice morphing, floater still to come)
Support for a bunch of v3 voice settings.
Move volume settings management from LLMutelist into LLSpeakerVolumeStorage
Support for Avaline mutes (WIP)
Adds voice section to LLAgent
Moved llfloatervoicedevicesettings to llpanelvoicedevicesettings, v3's voice device panel design is more intuitive.
