Merge pull request #39766 from geoand/register-reflection-arrays

Properly handle array class types to be looked up

core/deployment/src/main/java/io/quarkus/deployment/steps/RegisterForReflectionBuildStep.java

@@ -132,7 +132,7 @@ private void registerClass(ClassLoader classLoader, String className, boolean me
         }
 
         try {
-            Class<?>[] declaredClasses = classLoader.loadClass(className).getDeclaredClasses();
+            Class<?>[] declaredClasses = Class.forName(className, false, classLoader).getDeclaredClasses();
             for (Class<?> clazz : declaredClasses) {
                 registerClass(classLoader, clazz.getName(), methods, fields, false, serialization, unsafeAllocated,
                         reflectiveClass,