Component scanning ignores attributes and meta-annotations on non-public annotations

Issue: SPR-11091

spring-context/src/test/java/example/scannable/CustomComponent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2007 the original author or authors.
+ * Copyright 2002-2013 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -28,6 +28,7 @@ import java.lang.annotation.Target;
 @Target(ElementType.TYPE)
 @Retention(RetentionPolicy.RUNTIME)
 @Inherited
+@CustomAnnotations.SpecialAnnotation
 public @interface CustomComponent {
 
 }