Improve ReflectionUtil for Minecraft 1.17

Author: KotlinFactory

simplixcore-minecraft/simplixcore-minecraft-spigot/simplixcore-minecraft-spigot-implementation/src/main/java/dev/simplix/core/minecraft/spigot/util/ReflectionUtil.java

@@ -46,6 +46,7 @@ public static Class<?> getClass(String classname) throws ClassNotFoundException
                     : "." + serverVersion()))
         .replace("{obc}", "org.bukkit.craftbukkit." + serverVersion());
     Class<?> out = CACHED_CLASSES.get(path);
+
     if (out == null) {
       out = Class.forName(path);
       CACHED_CLASSES.put(path, out);