[gnome-power-manager] Add copyright information to the AppData file

[Richard Hughes <rhughes src gnome org>]

commit cfccc8d3149d1c4a7f1833819957e539fd445ac5
Author: Richard Hughes <richard hughsie com>
Date:   Mon Oct 14 11:46:35 2013 +0100

    Add copyright information to the AppData file

 data/appdata/gnome-power-statistics.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/appdata/gnome-power-statistics.appdata.xml.in 
b/data/appdata/gnome-power-statistics.appdata.xml.in
index 05ad4be..0bfe573 100644
--- a/data/appdata/gnome-power-statistics.appdata.xml.in
+++ b/data/appdata/gnome-power-statistics.appdata.xml.in
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright 2013 Richard Hughes <richard hughsie com> -->
 <application>
   <id type="desktop">gnome-power-statistics.desktop</id>
   <licence>CC0</licence>