[aravis] viewer: add missing translation tag in appdata

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 577d7bef75c5a763cacdad8f460cc61dce77e723
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Wed Aug 3 11:36:58 2016 +0200

    viewer: add missing translation tag in appdata

 viewer/data/arv-viewer.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/viewer/data/arv-viewer.appdata.xml.in b/viewer/data/arv-viewer.appdata.xml.in
index 08e9438..bdaa49c 100644
--- a/viewer/data/arv-viewer.appdata.xml.in
+++ b/viewer/data/arv-viewer.appdata.xml.in
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- Copyright 2014 Emmanuel Pacaud <emmanuel gnome org> -->
 <application>
+       <translation type="gettext">aravis-@ARAVIS_API_VERSION@</translation>
        <id type="desktop">arv-viewer.desktop</id>
        <metadata_license>CC0-1.0</metadata_license>
        <project_license>GPL-2.0+</project_license>