Fix package checking for array types

Compare the root component classes when checking isSamePackage().

Signed-off-by: Peter Bain <peter_bain@ca.ibm.com>

jcl/src/java.base/share/classes/java/lang/invoke/MethodHandles.java

@@ -313,12 +313,20 @@ private static boolean isSamePackage(Class<?> a, Class<?> b){
 				return true;
 			}
 
+			while (a.isArray()) {
+				a = a.getComponentType();
+			}
+
+			while (b.isArray()) {
+				b = b.getComponentType();
+			}
+
 			VMLangAccess vma = getVMLangAccess();
 
 			String packageName1 = vma.getPackageName(a);
 			String packageName2 = vma.getPackageName(b);
 			// If the string value is different, they're definitely not related
-			if((packageName1 == null) || (packageName2 == null) || !packageName1.equals(packageName2)) {
+			if ((packageName1 == null) || (packageName2 == null) || !packageName1.equals(packageName2)) {
 				return false;
 			}