script/n1sdp: update n1sdp gen yaml script to use busybox

Update n1sdp script to generate yaml file to use busybox filesystem
instead of poky image.

Change-Id: I2017a2ca62081fd95aa3b08d5f78baafdbb18179
Signed-off-by: Khasim Syed Mohammed <khasim.mohammed@arm.com>
1 file changed