lib: convert legacy process.binding to internalBinding

PR-URL: #26095
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/idna.js

@@ -1,6 +1,6 @@
 'use strict';
 
-if (process.binding('config').hasIntl) {
+if (internalBinding('config').hasIntl) {
   const { toASCII, toUnicode } = internalBinding('icu');
   module.exports = { toASCII, toUnicode };
 } else {