Change in coreboot[master]: intel/common/cpu: Add function to get microcode patch pointer

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Change subject: intel/common/cpu: Add function to get microcode patch pointer
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Patch Set 1: Verified-1

Build Unstable

https://qa.coreboot.org/job/coreboot-gerrit/58715/ : UNSTABLE

https://qa.coreboot.org/job/coreboot-checkpatch/14092/ : SUCCESS