misc: update copyright date

Change-Id: Ib88d0d20c3ef536eed27e32af3d20153c0ff5462
diff --git a/src/AccSipGeneralVC.mm b/src/AccSipGeneralVC.mm
index 23d6292..ceba2a4 100644
--- a/src/AccSipGeneralVC.mm
+++ b/src/AccSipGeneralVC.mm
@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2015-2018 Savoir-faire Linux Inc.
+ *  Copyright (C) 2015-2019 Savoir-faire Linux Inc.
  *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
  *  Author: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com>
  *