small fix

core-java/src/main/java/com/baeldung/array/ArrayInitializer.java

@@ -71,7 +71,7 @@ public class ArrayInitializer {
         return array;
     }
 
-    public static char[] initializeArrayUsingArraysUtilClone() {
+    static char[] initializeArrayUsingArraysUtilClone() {
         char[] array = new char[] { 'a', 'b', 'c' };
         return ArrayUtils.clone(array);
     }

core-java/src/test/java/com/baeldung/array/ArrayInitializerTest.java

@@ -67,6 +67,7 @@ public class ArrayInitializerTest {
         assertArrayEquals(new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, initializeArrayUsingArraysSetAll());
     }
 
+    @Test
     public void whenInitializeArrayUsingArraysUtilClone_thenCorrect() {
         assertArrayEquals(new char[] { 'a', 'b', 'c' }, initializeArrayUsingArraysUtilClone());
     }