feat(modal): clean up focus-trap

Author: GregOnNet

packages/kit-headless/src/components/modal/modal-portal.tsx

@@ -45,11 +45,10 @@ export const ModalPortal = component$(
 
  if (isOpen) {
  focusTrap.activate();
- } else {
- focusTrap.deactivate();
  }
 
  cleanup(() => {
+ focusTrap?.deactivate();
  focusTrap = null;
  });
  });