* fix(form-core): add focusableNode to choiceGroupMixin to make \_setFocusOnFirstErroneousFormElement function work for checkbox-group and radio-group
* chore: rewrite check for _setFocusOnFirstErroneousFormElement to make it work without focusableNode inside LionChoiceGroup
* update prettier to v3.x
* update prettify in @lion/nodejs-helpers to match updated prettier
* remove redundant await for promise
* remove `@types/prettier` as it's now included in `prettier`
* format lit template snippets with `jsx`