[ApiBundle] Add missing conflict to api-platform/core ^2.6 in test application
[ApiBundle] Add missing conflict to api-platform/core ^2.6 in test application

diimpp/Sylius,SyliusBot/Sylius,Sylius/Sylius,SyliusBot/Sylius,Arminek/Sylius,lchrusciel/Sylius,SyliusBot/Sylius,antonioperic/Sylius,Arminek/Sylius,Zales0123/Sylius,Sylius/Sylius,GSadee/Sylius,Zales0123/Sylius,lchrusciel/Sylius,lchrusciel/Sylius,101medialab/Sylius,Zales0123/Sylius,pamil/Sylius,101medialab/Sylius,GSadee/Sylius,antonioperic/Sylius,loic425/Sylius,antonioperic/Sylius,diimpp/Sylius,pamil/Sylius,diimpp/Sylius,loic425/Sylius,Arminek/Sylius,GSadee/Sylius,101medialab/Sylius,loic425/Sylius,Sylius/Sylius,pamil/Sylius