Minor update

Author: elnelson575

tests/playwright/shiny/bugs/2061-css-js-inclusion/js/customjs.js

@@ -1,4 +1,3 @@
 const newParagraph = document.createElement('p');
 newParagraph.textContent = 'Heyo!';
-const bodyElement = document.body;
-bodyElement.appendChild(newParagraph);
+document.body.appendChild(newParagraph);