You're maybe in the localisation affected by an issue :
"We're aware and currently working on an issue where players from a few territories who own the base game + expansions may not be able to find and download the PlayStation 5 version of the expansions on the PlayStation Store
Affected territories include: Bahrain, Kuwait, Lebanon, Oman, Qatar, Kingdom of Saudi Arabia, UAE, Bulgaria, Croatia, Czech Republic, Hungary, Poland, Romania, Slovakia, Ukraine."
Welcome to CD PROJEKT RED Technical Support! Here you will find help regarding our games and services, as well as answers to frequently asked questions.