Fix translations script

tools/generate_data.sh

@@ -32,7 +32,7 @@ function generate_po()
     cd briar-gtk/po
     # git pull https://www.transifex.com/otf/briar/
     >briar-gtk.pot
-    for file in ../data/app.briar.gtk.appdata.xml.in ../data/ui/about_dialog.ui.in ../data/ui/*.ui $(find "../briar_gtk" -name '*.py');
+    for file in ../data/app.briar.gtk.metainfo.xml.in ../data/ui/about_dialog.ui.in ../data/ui/*.ui $(find "../briar_gtk" -name '*.py');
     do
         xgettext --from-code=UTF-8 --no-location --no-wrap -j $file -o briar-gtk.pot
     done