typings(VoiceRegion): remove no longer existing sampleHostname
typings(VoiceRegion): remove no longer existing sampleHostname

hydrabolt/discord.js,appellation/discord.js,appellation/discord.js,appellation/discord.js,SpaceEEC/discord.js,SpaceEEC/discord.js,SpaceEEC/discord.js,Lewdcario/discord.js,Lewdcario/discord.js,hydrabolt/discord.js,Lewdcario/discord.js,hydrabolt/discord.js