[gdm] gschema: Fix gettext-domain

[Piotr Drąg <piotrdrag src gnome org>]

commit f9efae9e3fe447378c4b30aba7eae91d24d3d3ba
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Sep 30 16:18:26 2017 +0200

    gschema: Fix gettext-domain

 data/org.gnome.login-screen.gschema.xml.in |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/data/org.gnome.login-screen.gschema.xml.in b/data/org.gnome.login-screen.gschema.xml.in
index ed78dd9..aacb304 100644
--- a/data/org.gnome.login-screen.gschema.xml.in
+++ b/data/org.gnome.login-screen.gschema.xml.in
@@ -1,4 +1,5 @@
-<schemalist>
+<?xml version="1.0" encoding="UTF-8"?>
+<schemalist gettext-domain="gdm">
   <schema id="org.gnome.login-screen" path="/org/gnome/login-screen/">
     <key name="enable-fingerprint-authentication" type="b">
       <default>true</default>