I got a conflict with this update:
looking for conflicting packages...
error: failed to prepare transaction (could not satisfy dependencies)
:: installing pacman (6.0.2-18) breaks dependency 'pacman-contrib' required by supermin
As far as I know supermin is a dependency for libvirt, so I decided to install pacman-contrib.
Simply installing pacman-contrip via sudo pacman -Syu pacman-contrip fixed it.