fixup! xilinx-zynq(hf): move & rename device code var from NXG distro
fixup! xilinx-zynq(hf): move & rename device code var from NXG distro

Remove 793C because it doesn't have firmware like the rest and is
unsupported, it was added by mistake to the list.

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

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