Started adding IAudioClient incoming stream creation/destruction events

src/Discord.Net.Rpc/Entities/Channels/RpcGroupChannel.cs

@@ -1,4 +1,5 @@
-using Discord.Rest;
+using Discord.Audio;
+using Discord.Rest;
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
@@ -112,6 +113,9 @@ namespace Discord.Rpc
         IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
             => EnterTypingState(options);
 
+        //IAudioChannel
+        Task<IAudioClient> IAudioChannel.ConnectAsync(Action<IAudioClient> configAction) { throw new NotSupportedException(); }
+
         //IChannel
         string IChannel.Name { get { throw new NotSupportedException(); } }
 

src/Discord.Net.Rpc/Entities/Channels/RpcVoiceChannel.cs

@@ -42,7 +42,7 @@ namespace Discord.Rpc
 
         private string DebuggerDisplay => $"{Name} ({Id}, Voice)";
 
-        //IVoiceChannel
-        Task<IAudioClient> IVoiceChannel.ConnectAsync() { throw new NotSupportedException(); }
+        //IAudioChannel
+        Task<IAudioClient> IAudioChannel.ConnectAsync(Action<IAudioClient> configAction) { throw new NotSupportedException(); }
     }
 }