Upgrade from 8.4.8 to 9.0.1 - Script Warnings

Hey Proxmox Community, I wanted to upgrade my Trigkey Intel N100 Mini PC from Version 8.4.8 to 9.0.1. When I run the precheck script command "pve8to9" the following warning appear: "INFO: Checking bootloader configuration... WARN: systemd-boot meta-package installed but the system does not...