[gnome-todo] background: fix notification body

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 0ea3ad98207032c58fb513a74518b2ff33e2688e
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sat Apr 22 17:33:44 2017 -0300

    background: fix notification body

 plugins/background/gtd-plugin-background.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/plugins/background/gtd-plugin-background.c b/plugins/background/gtd-plugin-background.c
index 8e0677e..1c2c40c 100644
--- a/plugins/background/gtd-plugin-background.c
+++ b/plugins/background/gtd-plugin-background.c
@@ -125,6 +125,7 @@ format_notification_body (GList *tasks,
       if (length > MAX_BODY_LENGTH)
         break;
 
+      /* Prepend comma */
       if (current_task > 0)
         g_string_append (aux, ", ");
 
@@ -152,7 +153,8 @@ format_notification_body (GList *tasks,
     }
   else
     {
-      /* Nothing to do, we were able to print all titles */
+      /* We were able to print all task titles */
+      g_string_append (string, aux->str);
     }
 
   g_string_free (aux, TRUE);