Merge pull request #376 from DevFactory/release/Classes-without-public-constructors-should-be-final-fix-1

squid:S2974 - Classes without public constructors should be final

builder/src/main/java/com/iluwatar/builder/Hero.java

@@ -27,7 +27,7 @@ package com.iluwatar.builder;
  * Hero, the class with many parameters.
  * 
  */
-public class Hero {
+public final class Hero {
 
   private final Profession profession;
   private final String name;