Initial list of changes required to build iso
and flash image successfully:
1 softwares require config.guess and config.stub
update with loongarch support
2 no rust build and no suricata which depends on rust
3 comment out python 3.10 lib-dynload and config-3.10-xxxMACHINExxx-linux-gnu
4 lfs/cdrom lfs/Config loongarch seems requiring capital EFI boot image name
to boot properly
5 comment out a few softwares that are not needed for now
iso can be installed to loongarch PC hard drive, but
fail to boot.
flash image can be dd to USB drive, then boot loongarch
PC from USB drive, then dd from USB drive to loongarch
PC hard drive
Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>