[meta] add export default instead of module.exports

add `export default` instead of `module.exports` to avoid `Cannot use import declarations in modules that export using CommonJS` errors

Author: V2dha

scripts/boilerplate/rule.js

@@ -15,7 +15,7 @@ const errorMessage = '';
 
 const schema = generateObjSchema();
 
-module.exports = {
+export default {
   meta: {
     docs: {},
     schema: [schema],