[gnome-multi-writer] Add a missing tag to the AppData file

[Richard Hughes <rhughes src gnome org>]

commit 6cf3b8e84080cbb2beb42105846e7d54f5e4de46
Author: Richard Hughes <richard hughsie com>
Date:   Mon Jan 25 15:12:37 2016 +0000

    Add a missing tag to the AppData file

 data/appdata/org.gnome.MultiWriter.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/appdata/org.gnome.MultiWriter.appdata.xml.in 
b/data/appdata/org.gnome.MultiWriter.appdata.xml.in
index 6c91332..2981d2d 100644
--- a/data/appdata/org.gnome.MultiWriter.appdata.xml.in
+++ b/data/appdata/org.gnome.MultiWriter.appdata.xml.in
@@ -161,4 +161,5 @@
   <url type="homepage">https://wiki.gnome.org/Apps/MultiWriter</url>
   <url type="bugtracker">https://bugzilla.gnome.org/browse.cgi?product=gnome-multi-writer</url>
   <update_contact>richard_at_hughsie.com</update_contact>
+  <translation type="gettext">gnome-multi-writer</translation>
 </component>