Fixed timeout delay after ratelimit

src/main/java/buttondevteam/discordplugin/listeners/MCChatListener.java

@@ -111,6 +111,7 @@ public class MCChatListener implements Listener, IListener<MessageReceivedEvent>
 								Thread.sleep(100);
 								break;
 							} catch (RateLimitException e) {
+								if (e.getRetryDelay() > 0)
 									Thread.sleep(e.getRetryDelay());
 							}
 					}