Update PasswordValidator.java

Updating success message to be clearer on what's actually occurring. Thank you @diegogcc for pointing this out.

Author: angiejones

exercises/chapter8/PasswordValidator.java

@@ -43,7 +43,7 @@ public static void main(String[] args){
 
         }while(!validator.isValid());
 
-        System.out.println("Your password has been changed");
+        System.out.println("The proposed password is valid");
 
         validator.closeScanner();
     }
@@ -104,4 +104,4 @@ public void changePassword(String newPassword){
             errorMessage += "\n Your password must be different from your current password.";
         }
     }
-}
+}