Intl static bundle method were changed to direct static calls
-$currencyBundle = \Symfony\Component\Intl\Intl::getCurrencyBundle();
-
-$currencyNames = $currencyBundle->getCurrencyNames();
+$currencyNames = \Symfony\Component\Intl\Currencies::getNames();Configure your rector.php:
<?php
use Rector\Config\RectorConfig;
use Rector\Symfony\Symfony43\Rector\MethodCall\GetCurrencyBundleMethodCallsToIntlRector;
return RectorConfig::configure()
->withRules([
GetCurrencyBundleMethodCallsToIntlRector::class,
]);