[gnome-calendar] manager: fix return type

[Erick Pérez Castellanos <erickpc src gnome org>]

commit c0c5f102c0b66fd92e3c1549ab664be250f920fd
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Feb 9 16:40:22 2015 -0200

    manager: fix return type

 src/gcal-manager.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gcal-manager.c b/src/gcal-manager.c
index 91b3a08..0258970 100644
--- a/src/gcal-manager.c
+++ b/src/gcal-manager.c
@@ -923,7 +923,7 @@ gcal_manager_get_default_source (GcalManager *manager)
  *
  * Returns:
  **/
-ESource*
+void
 gcal_manager_set_default_source (GcalManager *manager,
                                  ESource     *source)
 {