scripts: improve gen_build_combination.sh [1/1]

PD#SWPL-67525

Problem:
improve gen_build_combination.sh

Solution:
improve gen_build_combination.sh to support split build_combination.in

Verify:
ad401_a113l

Change-Id: Ie94c1dc355d47752ca8b2de85d7918af6fe72690
Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
1 file changed