Change in coreboot[master]: Documentation: add thinkpad/codenames.csv

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Change subject: Documentation: add thinkpad/codenames.csv
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Patch Set 2: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-gerrit/61579/ : SUCCESS

https://qa.coreboot.org/job/coreboot-checkpatch/16688/ : SUCCESS