[gnome-power-manager] trivial: Add old desktop name to the AppData file

[Richard Hughes <rhughes src gnome org>]

commit 9f2b44487173ee633b5db1cb83bc673edc836bd8
Author: Richard Hughes <richard hughsie com>
Date:   Thu Jul 6 09:42:15 2017 +0100

    trivial: Add old desktop name to the AppData file

 data/appdata/org.gnome.PowerStats.appdata.xml.in |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/data/appdata/org.gnome.PowerStats.appdata.xml.in 
b/data/appdata/org.gnome.PowerStats.appdata.xml.in
index 34b19b5..bbcce2c 100644
--- a/data/appdata/org.gnome.PowerStats.appdata.xml.in
+++ b/data/appdata/org.gnome.PowerStats.appdata.xml.in
@@ -133,6 +133,9 @@
       </description>
     </release>
   </releases>
+  <provides>
+    <id>gnome-power-statistics.desktop</id>
+  </provides>
   <kudos>
     <kudo>HiDpiIcon</kudo>
     <kudo>HighContrast</kudo>