Change in coreboot[master]: cr50: Make EC clear AP_OFF before hibnernate

[build bot (Jenkins) (Code Review)]

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/22657 )

Change subject: cr50: Make EC clear AP_OFF before hibnernate
......................................................................

Patch Set 3: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-gerrit/64046/ : SUCCESS

https://qa.coreboot.org/job/coreboot-checkpatch/18889/ : SUCCESS