Fix updatetest script (#2877)

Updatetest script fails due to incorrect
relative path, which was changed during
cli esm migration.

Fix the relative path so the script works.

Author: Harjun751

packages/cli/test/functional/updatetest.ts

@@ -13,7 +13,7 @@ import {
 } from './testSites.js';
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
-const CLI_PATH = path.resolve(__dirname, '../../dist/index');
+const CLI_PATH = path.resolve(__dirname, '../../index');
 
 /* eslint-disable no-console */
 function printFailedMessage(err: string, siteName: string) {