fix form font size

tailwind.form.config.js

@@ -8,6 +8,7 @@ module.exports = {
     './app/views/start_form/**/*.erb',
     './app/views/shared/_button_title.html.erb',
     './app/views/shared/_attribution.html.erb',
+    './app/views/scripts/_autosize_field.html.erb',
     './app/views/send_submission_email/**/*.erb'
   ]
 }