[devhelp] Add a missing tag to the AppData file

[Richard Hughes <rhughes src gnome org>]

commit bbc2ed88edfb989600741cf8dbe4c411d291fb2c
Author: Richard Hughes <richard hughsie com>
Date:   Mon Jan 25 15:45:42 2016 +0000

    Add a missing tag to the AppData file

 data/org.gnome.Devhelp.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/org.gnome.Devhelp.appdata.xml.in b/data/org.gnome.Devhelp.appdata.xml.in
index b50be47..f361b45 100644
--- a/data/org.gnome.Devhelp.appdata.xml.in
+++ b/data/org.gnome.Devhelp.appdata.xml.in
@@ -25,4 +25,5 @@
     </_screenshot>
   </screenshots>
   <project_group>GNOME</project_group>
+  <translation type="gettext">devhelp</translation>
 </component>