Fix tests/run/beans expectations

Author: dwijnand

tests/run/beans.check

@@ -2,5 +2,6 @@
 true
 10
 [@beans.LibraryAnnotation_1()]
+[]
 some text
 other text

tests/run/beans/Test_3.java

@@ -7,6 +7,7 @@ public A run() throws ReflectiveOperationException{
     System.out.println(a.isY());
     System.out.println(new T2().getX());
 
+    System.out.println(Arrays.asList(a.getClass().getDeclaredField("retainingAnnotation").getAnnotations()));
     System.out.println(Arrays.asList(a.getClass().getMethod("getRetainingAnnotation").getAnnotations()));
 
     System.out.println(a.getMutableOneWithLongName());