[gnome-maps] trivial: Fix typo in ExportViewDialog

[Marcus Lundblad <mlundblad src gnome org>]

commit 5978ec8d29c49d5bfa2ccf94e16c7322be5eb0ac
Author: Marcus Lundblad <ml update uu se>
Date:   Wed Oct 12 22:36:47 2016 +0200

    trivial: Fix typo in ExportViewDialog
    
    https://bugzilla.gnome.org/show_bug.cgi?id=771357

 src/exportViewDialog.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/exportViewDialog.js b/src/exportViewDialog.js
index 251b568..56e2406 100644
--- a/src/exportViewDialog.js
+++ b/src/exportViewDialog.js
@@ -157,7 +157,7 @@ const ExportViewDialog = new Lang.Class({
             else if (e.matches(GLib.FileError, GLib.FileError.ACCES))
                 details = _("You do not have permission to save there");
             else if (e.matches(GLib.FileError, GLib.FileError.NOENT))
-                details = _("The directory does not exists");
+                details = _("The directory does not exist");
             else if (e.matches(GLib.FileError, GLib.FileError.ISDIR))
                 details = _("No filename specified");