app: find gadget multiple levels deep when declaring gadgets

js/erp5_loader.js

@@ -6546,6 +6546,9 @@
           // CREATE
           } else {
             selector = wrapper.fragment.firstElementChild || wrapper.fragment;
+            while (util.testForString("dyno", selector.className) === false) {
+              selector = selector.firstChild || selector;
+            }
             pass.state.gadget = selector;
           }