ext/pdo: Refactor PDO::FETCH_CLASS to not rely on a FCI and use a HashTable for ctor_arg#17427

Girgias merged 2 commits intophp:masterphp/php-src:masterfrom

Girgias:pdo-stmt-remove-fci-usageGirgias/php-src:pdo-stmt-remove-fci-usageCopy head branch name to clipboard