* retroarch: fix assets mount source
* retroarch: change /usr/share/retroarch-system to /usr/share/retroarch/system to match other mounts
* retroarch: change /usr/share/retroarch-overlays to /usr/share/retroarch/overlays
* Initial fully buildable/bootable Odin Support
* Rework NX-Boot to FAT32 Boot for shared usage between switch and odin
* Move shared packages from switch/odin to main packages folder