Remove unused import

Author: Smart123s

bungee/src/main/java/com/github/games647/fastlogin/bungee/FastLoginBungee.java

@@ -50,7 +50,6 @@
 import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ThreadFactory;
 
-import net.md_5.bungee.BungeeServerInfo;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.connection.PendingConnection;