[05fb3c9a7f20d8c60ade227ba6ed41510428c5d3e3847eac78eb486b06d2fae4] Update copyright year.

[Morten Welinder <mortenw src gnome org>]

commit 6be0a34d689a107d4cd0a18abfa0996640c6dc1d
Author: Morten Welinder <terra gnome org>
Date:   Tue Jul 7 19:24:25 2020 -0400

    Update copyright year.

 src/sheet-style.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/sheet-style.c b/src/sheet-style.c
index 99d599a77..a092a3697 100644
--- a/src/sheet-style.c
+++ b/src/sheet-style.c
@@ -2,7 +2,7 @@
  * sheet-style.c: storage mechanism for styles and eventually cells.
  *
  * Copyright (C) 2000-2006 Jody Goldberg (jody gnome org)
- * Copyright 2013 Morten Welinder (terra gnome org)
+ * Copyright (C) 2013-2020 Morten Welinder (terra gnome org)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as