[RPI] add support for raspberry pi
- add wic
- enable booting with u-boot
- add boot script
- add rauc config
- add fw_env config
- automatically mount edgehog boot partition on rpi (required to access u-boot.env)
Hi all, Gitlab will be set in maintenance mode on Friday 29/11/2024 from 08:45 AM CET with the intention of finishing by the 10:45 PM CET of Friday 29/11/2024