Remove early static initializer call

Weird NoClassDefFoundError going on

bukkit/src/main/java/com/viaversion/viaversion/ViaVersionPlugin.java

@@ -80,11 +80,6 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaPlatform<Player>
 
         // Config magic
         conf = new BukkitViaConfig();
-
-        // Load a bunch of classes early with slow reflection and more classloading
-        if (conf.shouldRegisterUserConnectionOnJoin()) {
-            Via.getManager().getScheduler().execute(JoinListener::init);
-        }
     }
 
     @Override

bukkit/src/main/java/com/viaversion/viaversion/bukkit/listeners/JoinListener.java

@@ -62,9 +62,6 @@ public class JoinListener implements Listener {
         CHANNEL = channelField;
     }
 
-    public static void init() {
-    }
-
     // Loosely search a field with any name, as long as it matches a type name.
     private static Field findField(Class<?> clazz, String... types) throws NoSuchFieldException {
         for (Field field : clazz.getDeclaredFields()) {