[recipes] Use Unicode in a translatable string

[Piotr Drąg <piotrdrag src gnome org>]

commit a5ba078bc48b2a41571d293e444def06a6f2bc0b
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Feb 25 21:08:36 2017 +0100

    Use Unicode in a translatable string
    
    See https://developer.gnome.org/hig/stable/typography.html

 src/gr-cooking-view.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gr-cooking-view.c b/src/gr-cooking-view.c
index 2512f98..6aca05a 100644
--- a/src/gr-cooking-view.c
+++ b/src/gr-cooking-view.c
@@ -404,7 +404,7 @@ show_system_notification (GrTimer   *timer,
 
         notification = g_notification_new (_("Timer is up!"));
 
-        body = g_strdup_printf (_("The timer for '%s' has expired."), gr_timer_get_name (timer));
+        body = g_strdup_printf (_("The timer for “%s” has expired."), gr_timer_get_name (timer));
         g_notification_set_body (notification, body);
 
         g_notification_set_default_action_and_target (notification, "app.timer-expired",