🐛 actual fix to spacing and repeat issue

lib/form/html.js

@@ -116,7 +116,8 @@ const addRequired = (html, input, index) => {
 
       // Add required text to label
       const reLabel = new RegExp('</label>');
-      render = render.replace(reLabel, `\s<mark class="${level}">required to ${required}</mark></label>`);
+      render = render.replace(reLabel, `\u00a0<mark class="${level}">required to ${required}</mark>`);
+      render += '</label>';
     }
   });