[chrome-gnome-shell] Add Language headers to po files

[Piotr Drąg <piotrdrag src gnome org>]

commit 02fefa22a06f63e0de53756265903b8eb983fcc9
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Jul 15 17:22:07 2016 +0200

    Add Language headers to po files
    
    Future versions of gettext will fail if this header is missing.

 po/es.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/es.po b/po/es.po
index 9b8d853..cb858df 100644
--- a/po/es.po
+++ b/po/es.po
@@ -13,7 +13,7 @@ msgstr ""
 "PO-Revision-Date: 2016-05-26 12:40+0200\n"
 "Last-Translator: Daniel Mustieles <daniel mustieles gmail com>\n"
 "Language-Team: Español; Castellano <gnome-es-list gnome org>\n"
-"Language: \n"
+"Language: es\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"