update copyright headers

Change-Id: Iaf067f0d85becaefb021419c5ff383a0f63eab06
diff --git a/src/connectionmanager.cpp b/src/connectionmanager.cpp
index 87fcae2..9d955a5 100644
--- a/src/connectionmanager.cpp
+++ b/src/connectionmanager.cpp
@@ -1,15 +1,14 @@
 /*
- *  Copyright (C) 2019-2023 Savoir-faire Linux Inc.
- *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
+ *  Copyright (C) 2004-2023 Savoir-faire Linux Inc.
  *
- *  This program is free software; you can redistribute it and/or modify
+ *  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 3 of the License, or
+ *  the Free Software Foundation, either version 3 of the License, or
  *  (at your option) any later version.
  *
  *  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
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License