chore: format all code according to SPDX (#2023)

src/main/resources/i18n/messages_fr.properties

@@ -1,28 +1,3 @@
-#
-# This file is part of WebGoat, an Open Web Application Security Project utility. For details,
-# please see http://www.owasp.org/
-# <p>
-# Copyright (c) 2002 - 2017 Bruce Mayhew
-# <p>
-# This program is free software; you can redistribute it and/or modify it under the terms of the
-# GNU General Public License as published by the Free Software Foundation; either version 2 of the
-# License, or (at your option) any later version.
-# <p>
-# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
-# even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# General Public License for more details.
-# <p>
-# You should have received a copy of the GNU General Public License along with this program; if
-# not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
-# <p>
-# Getting Source ==============
-# <p>
-# Source for this application is maintained at https://github.com/WebGoat/WebGoat, a repository for free software
-# projects.
-# <p>
-#
-
 #General
 lesson.completed=F\u00e9licitations. Vous avez termin\u00e9 cette le\u00e7on avec succ\u00e9s.
 RestartLesson=Recommencer cette le\u00e7on