refacto: same as previous tag

src/main/java/hepia/CroupierPlayer.java

@@ -93,4 +93,12 @@ public class CroupierPlayer implements IPlayer {
 
         return str;
     }
+
+    @Override
+    public void displayPlayerHand() {
+        System.out.println();
+        System.out.println("Croupier's hand is: " + this.getHand());
+        System.out.println("Its value is: " + this.getHand().computeHandValue());
+    }
+
 }