[M] Change in coreboot[main]: soc/intel/xeon_sp: Add domain resource window creation utils

[Arthur Heymans (Code Review)]

Attention is currently required from: Angel Pons, Christian Walter, Johnny Lin, Jonathan Zhang, Lean Sheng Tan, Nico Huber, Patrick Rudolph, Shuo Liu, Tim Chu.

Arthur Heymans has posted comments on this change by Shuo Liu. ( https://review.coreboot.org/c/coreboot/+/82103?usp=email )

Change subject: soc/intel/xeon_sp: Add domain resource window creation utils
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Patch Set 3: Code-Review+2