Me too same error.
I avoided it by following these steps:
- wget https://builds.garudalinux.org/repos/chaotic-aur/x86_64/wayland-protocols-git-1.36.r10.g7d5a3a8-1-any.pkg.tar.zst
- sudo pacman -U wayland-protocols-git-1.36.r10.g7d5a3a8-1-any.pkg.tar.zst
- execute setup assistant.