[brasero] Add a missing tag to the AppData file

[Richard Hughes <rhughes src gnome org>]

commit a198435c4ebc8b11ed5f93613ea005606c59a0b2
Author: Richard Hughes <richard hughsie com>
Date:   Mon Jan 25 13:32:28 2016 +0000

    Add a missing tag to the AppData file

 data/brasero.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/brasero.appdata.xml.in b/data/brasero.appdata.xml.in
index 8e02b7b..45acce4 100644
--- a/data/brasero.appdata.xml.in
+++ b/data/brasero.appdata.xml.in
@@ -22,4 +22,5 @@
   </screenshots>
   <url type="homepage">https://projects.gnome.org/brasero/</url>
   <updatecontact>brasero-list gnome org</updatecontact>
+  <project_group>GNOME</project_group>
 </application>