Back to AppClassLoader, try to fix class loader

JavaApp/src/main/java/net/kdt/pojavlaunch/Tools.java

@@ -85,7 +85,7 @@ public final class Tools
         
         new Thread(() -> { try {
         
-        URLClassLoader loader = new URLClassLoader(urlList.toArray(new URL[0]), Tools.class.getClassLoader());
+        URLClassLoader loader = new URLClassLoader(urlList.toArray(new URL[0]), ClassLoader.getSystemClassloader());
         Class<?> clazz = loader.loadClass(versionInfo.mainClass);
         Method method = clazz.getMethod("main", String[].class);
         method.invoke(null, new Object[]{launchArgs});