DEV: allows d-menu to refocus trigger (#30522)

app/assets/javascripts/float-kit/addon/components/d-menu.gjs

@@ -4,6 +4,7 @@ import { on } from "@ember/modifier";
 import { action } from "@ember/object";
 import { getOwner } from "@ember/owner";
 import didInsert from "@ember/render-modifiers/modifiers/did-insert";
+import willDestroy from "@ember/render-modifiers/modifiers/will-destroy";
 import { service } from "@ember/service";
 import { modifier } from "ember-modifier";
 import { and } from "truth-helpers";
@@ -39,6 +40,11 @@ export default class DMenu extends Component {
     this.body = element;
   }
 
+  @action
+  teardownFloatBody() {
+    this.body = null;
+  }
+
   @action
   forwardTabToContent(event) {
     if (!this.body) {
@@ -151,6 +157,7 @@ export default class DMenu extends Component {
           @role="dialog"
           @inline={{this.options.inline}}
           {{didInsert this.registerFloatBody}}
+          {{willDestroy this.teardownFloatBody}}
         >
           {{#if (has-block)}}
             {{yield this.componentArgs}}