sc2/s4/t7: devicekey signing tool cannot support absolute path [1/1]

PD#SWPL-44123

Problem:
sc2/s4/t7: device key signing tool cannot support absolute path

Solution:
sc2/s4/t7: fix bug of device key signing tool
           absolute path or relative path can support

Verify:
S4 skt (s4_ap229)

Change-Id: Ie94eb839107985711808802ada0b4314d03a7ef7
Signed-off-by: benlong.zhou <benlong.zhou@amlogic.com>
3 files changed