Fix stream access exception when ratelimited (#2117)

src/Discord.Net.Rest/Net/Queue/RequestQueueBucket.cs

@@ -75,7 +75,6 @@ namespace Discord.Net.Queue
                         switch (response.StatusCode)
                         {
                             case (HttpStatusCode)429:
-                                info.ReadRatelimitPayload(response.Stream);
                                 if (info.IsGlobal)
                                 {
 #if DEBUG_LIMITS