vg_common_json: Fix a missing of free after using

Summary: iterator itr will leak by going out the function widthout freeing.

Test Plan: N/A

Reviewers: Hermet, smohanty, kimcinoo

Reviewed By: Hermet

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D10736

src/static_libs/vg_common/vg_common_json.c

@@ -365,6 +365,7 @@ _reset_vg_tree(Efl_VG *node)
         Eina_Iterator *itr = efl_canvas_vg_container_children_get(node);
         EINA_ITERATOR_FOREACH(itr, child)
           _reset_vg_tree(child);
+        if (itr) eina_iterator_free(itr);
      }
    efl_gfx_entity_visible_set(node, EINA_FALSE);
 }