[libdazzle] statemachine: release property stackitem

[Christian Hergert <chergert src gnome org>]

commit 5d4041426fd6c08b0203375878e1d89bfda4f8d3
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jul 28 01:00:44 2018 -0700

    statemachine: release property stackitem

 src/statemachine/dzl-state-machine-buildable.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/statemachine/dzl-state-machine-buildable.c b/src/statemachine/dzl-state-machine-buildable.c
index 31c34fc..a608ce7 100644
--- a/src/statemachine/dzl-state-machine-buildable.c
+++ b/src/statemachine/dzl-state-machine-buildable.c
@@ -73,6 +73,7 @@ stack_item_free (StackItem *item)
     case STACK_ITEM_OBJECT:
       g_free (item->u.object.id);
       g_slist_free_full (item->u.object.classes, g_free);
+      g_slist_free_full (item->u.object.properties, (GDestroyNotify)stack_item_free);
       break;
 
     case STACK_ITEM_STATE: