All_SoC: BL30: change delay from 20ms to 40ms [2/3]

PD#SWPL-157427

Problem:
vTaskDelay(pdMS_TO_TICKS(20)); maybe delay less than 20ms,
so need to set delay time to 40ms.

Solution:
add code.

Verify:
All_soc pass

Change-Id: I21e2d272c9d230b3286576f534facf092435f821
Signed-off-by: changpeng.jiang <changpeng.jiang@amlogic.com>
26 files changed