[Issue][Optimize][Boot] Modify long-pressing PWR key for 2.2s to boot-up.

Defect:
The PWR Key will be powered on when it is impacted
The default long-pressing PWR key to boot-up time is 0.5 seconds.

Root cause:
Long-pressing PWR key to boot-up time is to small.

How to fix:
Modify the boot-up time to 2.2 seconds.

Impacted group:
Boot-up

RiskArea:
PWR key

Reference:
http://review3.arimacomm.com.tw:8080/c/kernel/lk/+/101939

Change-Id: I0e943b6a84b6856a2d239c4c1fab8a4bcbc76ffd
1 file changed