Request: Voice Selection

[JarbasAl]

continuing #23

different voices options could be provided as part of advanced configuration

a default voice per language should also be selected by the community to be used

[goldyfruit]

a default voice per language should also be selected by the community to be used

This is already done here https://github.com/OpenVoiceOS/ovos-installer/blob/main/ansible/roles/ovos_installer/templates/mycroft.conf.j2#L68-L87

[JarbasAl]

Yeah but we need native speakers to review those, some langs should use different plugins maybe, like matxa for catalan