[S] Change in coreboot[main]: lib/smbios: Create SMBIOS type 4 entry

[Lean Sheng Tan (Code Review)]

Attention is currently required from: Angel Pons, Arthur Heymans, Christian Walter, Jincheng Li, Johnny Lin, Jonathan Zhang, Patrick Rudolph, Shuo Liu, Tim Chu.

Lean Sheng Tan has posted comments on this change by Shuo Liu. ( https://review.coreboot.org/c/coreboot/+/83331?usp=email )

Change subject: lib/smbios: Create SMBIOS type 4 entry
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Patch Set 4: Code-Review+2