grub-efi: add bios manufacturer detection logic
grub-efi: add bios manufacturer detection logic

Check manufacturer and always enable the linux console on non NI
hardware. This is very useful for automating nilrt on VMs.

Signed-off-by: Ioan-Adrian Ratiu <7ec73abcfe099fc5574c01312b62768070c80980@ni.com>

ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt