Update phpstan/phpstan requirement from 0.12.73 to 0.12.74
Update phpstan/phpstan requirement from 0.12.73 to 0.12.74

Updates the requirements on [phpstan/phpstan](https://github.com/phpstan/phpstan) to permit the latest version.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Commits](https://github.com/phpstan/phpstan/compare/0.12.73...0.12.74)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
loic425/Sylius,SyliusBot/Sylius,101medialab/Sylius,SyliusBot/Sylius,Arminek/Sylius,Sylius/Sylius,GSadee/Sylius,pamil/Sylius,diimpp/Sylius,loic425/Sylius,pamil/Sylius,diimpp/Sylius,Zales0123/Sylius,lchrusciel/Sylius,antonioperic/Sylius,101medialab/Sylius,antonioperic/Sylius,Arminek/Sylius,Sylius/Sylius,101medialab/Sylius,Sylius/Sylius,GSadee/Sylius,GSadee/Sylius,lchrusciel/Sylius,SyliusBot/Sylius,Zales0123/Sylius,Zales0123/Sylius,Arminek/Sylius,diimpp/Sylius,loic425/Sylius,lchrusciel/Sylius,pamil/Sylius,antonioperic/Sylius