src/Serializer/Normalizer/GiftCardConfigurationNormalizer.php:15:13: MethodSignatureMismatch: Method Setono\SyliusGiftCardPlugin\Serializer\Normalizer\GiftCardConfigurationNormalizer::normalize with return type '' is different to return type 'ArrayObject|array<array-key, mixed>|null|scalar' of inherited method Symfony\Component\Serializer\Normalizer\NormalizerInterface::normalize (see https://psalm.dev/042)

src/Serializer/Normalizer/GiftCardNormalizer.php:15:13: MethodSignatureMismatch: Method Setono\SyliusGiftCardPlugin\Serializer\Normalizer\GiftCardNormalizer::normalize with return type '' is different to return type 'ArrayObject|array<array-key, mixed>|null|scalar' of inherited method Symfony\Component\Serializer\Normalizer\NormalizerInterface::normalize (see https://psalm.dev/042)