Change in coreboot[master]: nb/intel/common: Write MRC cache at exit of BS_DEV_INIT

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Change subject: nb/intel/common: Write MRC cache at exit of BS_DEV_INIT
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Patch Set 1: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/14976/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/59704/ : SUCCESS