Fatal error: Declaration of Drupal\simple_oauth\Repositories\AccessTokenRepository::getNewToken(League\OAuth2\Server\Entities\ClientEntityInterface $client_entity, array $scopes, $user_identifier = null) must be compatible with League\OAuth2\Server\Repositories\AccessTokenRepositoryInterface::getNewToken(League\OAuth2\Server\Entities\ClientEntityInterface $clientEntity, array $scopes, ?string $userIdentifier = null): League\OAuth2\Server\Entities\AccessTokenEntityInterface in /opt/drupal/web/modules/simple_oauth/src/Repositories/AccessTokenRepository.php on line 72