Change in coreboot[master]: mb/google/stout: Use new PMBASE API

[build bot (Jenkins) (Code Review)]

build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/27283 )

Change subject: mb/google/stout: Use new PMBASE API
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Patch Set 6:

Build Unstable

https://qa.coreboot.org/job/coreboot-gerrit/75576/ : UNSTABLE

https://qa.coreboot.org/job/coreboot-checkpatch/29636/ : SUCCESS