Generate changelog for v1.8.9
Generate changelog for v1.8.9

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