[gnome-tweak-tool] Removed macro _ inside ngettext()

[Marek Černocký <mcernocky src gnome org>]

commit 0149b20c8ece11456a60d276ada13794ddb770ef
Author: Marek Černocký <marek manet cz>
Date:   Wed Jan 7 20:24:35 2015 +0100

    Removed macro _ inside ngettext()

 gtweak/tweaks/tweak_group_windows.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtweak/tweaks/tweak_group_windows.py b/gtweak/tweaks/tweak_group_windows.py
index c4d2f1f..7437ff6 100644
--- a/gtweak/tweaks/tweak_group_windows.py
+++ b/gtweak/tweaks/tweak_group_windows.py
@@ -83,8 +83,8 @@ class WindowScalingFactorTweak(Gtk.Box, Tweak):
         return True
 
     def _update_countdown_message(self):
-        self._second_message = gettext.ngettext(_("Settings will be reverted in %d second"),
-                                                _("Settings will be reverted in %d seconds"),
+        self._second_message = gettext.ngettext("Settings will be reverted in %d second",
+                                                "Settings will be reverted in %d seconds",
                                                 self._countdown)
 
     def _close(self):