[M] Change in coreboot[main]: soc/intel/xeon_sp: Add device to proximity domain map utils

[Angel Pons (Code Review)]

Attention is currently required from: Arthur Heymans, Chen, Gang C, Christian Walter, Johnny Lin, Jonathan Zhang, Lean Sheng Tan, Shuo Liu, Tim Chu, Ziang Wang.

Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81440?usp=email )

Change subject: soc/intel/xeon_sp: Add device to proximity domain map utils
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Patch Set 9: Code-Review+2