[mousetweaks/gnome-2-26] Fix wrong GFDL version number in COPYING

[Francesco Fumanti <frfumanti src gnome org>]

commit a152613f41250c7961cea91e0e338884e4b122f5
Author: Francesco Fumanti <francesco fumanti gmx net>
Date:   Tue May 19 19:23:57 2009 +0200

    Fix wrong GFDL version number in COPYING
---
 COPYING |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/COPYING b/COPYING
index 34ff69b..224a869 100644
--- a/COPYING
+++ b/COPYING
@@ -2,7 +2,7 @@ Copying information:
 
 The files included in the mousetweaks source package are licensed under the 
 GNU General Public License version 3.0. The manual and its pictures are
-licensed under the GNU Free Documentation License version 1.2.
+licensed under the GNU Free Documentation License version 1.3.
 
 You can find a copy of the text of the licenses in the root 
 directory of the mousetweaks source package. The files with the