[PATCH v3 53/60] service: Add @sa documentation reference to 'current_default'.

This adds an additional @sa ("see also") documentation reference to
'current_default'.
---
 src/service.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/service.c b/src/service.c
index e04e24f5db97..6975b55acaa2 100644
--- a/src/service.c
+++ b/src/service.c
@@ -78,6 +78,7 @@ static unsigned int vpn_autoconnect_id = 0;
  *
  *  @sa connman_service_get_default
  *  @sa connman_service_is_default
+ *  @sa default_changed
  *
  */
 static struct connman_service *current_default = NULL;
-- 
2.42.0