efl_selection: return wayland seat id if present

Summary:
We looked it up, we probably wanted to return it?
Depends on D6128

Reviewers: zmike, cedric

Reviewed By: zmike

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D6129

src/lib/elementary/efl_selection.c

@@ -152,7 +152,7 @@ _wl_default_seat_id_get(Evas_Object *obj)
              EINA_ITERATOR_FOREACH(it, input) break;
              eina_iterator_free(it);
              if (input)
-               ecore_wl2_input_seat_id_get(input);
+               return ecore_wl2_input_seat_id_get(input);
           }
      }