FIP: S6: support device scs signing [1/1]

PD#SWPL-172854

Problem:
S6: support device scs signing

Solution:
update device scs signing tool

Verify:
S6 BL208

Change-Id: I99b92b9acf6d7791591338fcf35124a4edd2b904
Signed-off-by: Zhongfu Luo <zhongfu.luo@amlogic.com>
12 files changed