sharedconf: Fix readout of mac from fuses in FNG System
The busybox xxd command does not handle the offset correctly, so fallback to dd in the FNG System case.
Hi all, Gitlab will be set in maintenance mode on Friday 15/11/2024 from 8:45 AM CET with the intention of finishing before lunch of Friday 15/11/2024. The upgrade can last from 2 to 4 hours. Gitlab and its runners will NOT be available during the maintenance windows, please do not attempt using it before official email comes through. All the running jobs will be terminated after Friday 15/11/2024 at 08:45 AM CET.
The busybox xxd command does not handle the offset correctly, so fallback to dd in the FNG System case.