docs: ChannelUpdated event xml comment (#2366)

src/Discord.Net.WebSocket/BaseSocketClient.Events.cs

@@ -55,7 +55,7 @@ namespace Discord.WebSocket
         /// <summary> Fired when a channel is updated. </summary>
         /// <remarks>
         ///     <para>
-        ///         This event is fired when a generic channel has been destroyed. The event handler must return a
+        ///         This event is fired when a generic channel has been updated. The event handler must return a
         ///         <see cref="Task"/> and accept 2 <see cref="SocketChannel"/> as its parameters.
         ///     </para>
         ///     <para>