Update website and bootloader

Julien LepillerMon Sep 27 14:15:48+0200 2021

777e0c2

system-configuration/systems
namelast commitdate
amadeus.scmUpdate cuirass configThu Jun 11 14:35:58+0200 2020
ene.scmworkaround issues with armhfThu Mar 18 15:02:32+0100 2021
hermes.scmUpdate bootloader configMon Sep 27 14:14:31+0200 2021
sybil.scmAdd libvirt to sybilSat Oct 12 11:41:02+0200 2019
tachikoma.scmUpdate tachikomaSat May 29 22:40:14+0200 2021
xana.scmUpdate website and bootloaderMon Sep 27 14:15:48+0200 2021