[gbrainy] Update (c) year

[Jordi Mas <jmas src gnome org>]

commit cdc0610e624b56e90c668a20ff8d54062bf52255
Author: Jordi Mas <jmas softcatala org>
Date:   Sat Feb 15 13:26:05 2020 +0100

    Update (c) year

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index dbb9c65c..b00775b8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -138,7 +138,7 @@ fi
 
 dnl --- Assembly information
 
-COPYRIGHT="(c) 2007-2019 Jordi Mas i Hernandez"
+COPYRIGHT="(c) 2007-2020 Jordi Mas i Hernandez"
 AC_SUBST(COPYRIGHT)
 
 dnl --- Prologue