[gnome-calendar/mcatanzaro/leak] event: Fix a minor leak

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 2cca96c349fc15fe20a93e4a25d11d3fbdddf251
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Tue Dec 5 13:36:29 2017 -0600

    event: Fix a minor leak

 src/gcal-event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/gcal-event.c b/src/gcal-event.c
index 789f67c..408d6ae 100644
--- a/src/gcal-event.c
+++ b/src/gcal-event.c
@@ -1505,7 +1505,7 @@ gcal_event_set_timezone (GcalEvent *self,
               new_dtend = g_date_time_to_timezone (self->dt_end, timezone);
               gcal_event_set_date_end (self, new_dtend);
 
-              g_clear_pointer (&new_dtstart, g_date_time_unref);
+              g_clear_pointer (&new_dtend, g_date_time_unref);
             }
 
           g_clear_pointer (&new_dtstart, g_date_time_unref);