[S] Change in coreboot[master]: soc/intel/apollolake: Only use 8 bits for afterg3

[build bot (Jenkins) (Code Review)]

Attention is currently required from: Sean Rhodes.

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74955 )

Change subject: soc/intel/apollolake: Only use 8 bits for afterg3
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Patch Set 3:

(1 comment)

Commit Message:

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-175868):
https://review.coreboot.org/c/coreboot/+/74955/comment/6bfc9514_1c667505 
PS3, Line 9: In GEN_PMCON1 (Offset 1020h), Bit 0 is the "After G3 Enable" (ag3e)
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