[gnome-power-manager] Add the X-GNOME-Settings-Panel category so the control center panel is not in 'Other'

[Richard Hughes <rhughes src gnome org>]

commit 3bd1c9771bc2317eaaf385e5366212eaeeeb24f8
Author: Richard Hughes <richard hughsie com>
Date:   Wed Oct 6 19:01:48 2010 +0100

    Add the X-GNOME-Settings-Panel category so the control center panel is not in 'Other'

 data/gnome-power-preferences.desktop.in.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/gnome-power-preferences.desktop.in.in b/data/gnome-power-preferences.desktop.in.in
index c3a5626..c9ce7ee 100644
--- a/data/gnome-power-preferences.desktop.in.in
+++ b/data/gnome-power-preferences.desktop.in.in
@@ -5,7 +5,7 @@ Icon=gnome-power-manager
 Exec=gnome-control-center power
 Terminal=false
 Type=Application
-Categories=Settings;HardwareSettings;
+Categories=Settings;HardwareSettings;X-GNOME-Settings-Panel;
 OnlyShowIn=GNOME;XFCE;
 StartupNotify=true
 X-GNOME-Bugzilla-Bugzilla=GNOME