[gnome-taquin] Update copyright info.

[Arnaud B. <arnaudb src gnome org>]

commit a709c6389e13c7c990ca5274b860a5bea876c8a8
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Thu Jan 2 13:08:25 2020 +0100

    Update copyright info.

 src/taquin-main.vala | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/taquin-main.vala b/src/taquin-main.vala
index afc73eb..70e2d4c 100644
--- a/src/taquin-main.vala
+++ b/src/taquin-main.vala
@@ -2,7 +2,7 @@
 
    This file is part of GNOME Taquin.
 
-   Copyright (C) 2014-2016 – Arnaud Bonatti <arnaud bonatti gmail com>
+   Copyright (C) 2014-2020 – Arnaud Bonatti <arnaud bonatti gmail com>
 
    GNOME Taquin is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -661,7 +661,7 @@ private class Taquin : Gtk.Application, BaseApplication
 
 
         /* Translators: about dialog text crediting a maintainer; the %u are replaced with the years of 
start and end */
-        copyright = _("Copyright \xc2\xa9 %u-%u – Arnaud Bonatti").printf (2014, 2019);
+        copyright = _("Copyright \xc2\xa9 %u-%u – Arnaud Bonatti").printf (2014, 2020);
 
 
         /* Translators: about dialog text crediting a documenter */