Change in coreboot[master]: soc/intel/skylake: Use common I2C code from intelblocks

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Change subject: soc/intel/skylake: Use common I2C code from intelblocks
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Patch Set 5: Verified-1

Build Unstable

https://qa.coreboot.org/job/coreboot-gerrit/52961/ : UNSTABLE

https://qa.coreboot.org/job/coreboot-checkpatch/8808/ : SUCCESS