Change in coreboot[master]: util: Add new memory part for brya boards

[Furquan Shaikh (Code Review)]

Attention is currently required from: Tim Wawrzynczak, Amanda Hwang, Ivy Jian, Patrick Rudolph, EricR Lai.
Furquan Shaikh has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/51167 )

Change subject: util: Add new memory part for brya boards
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Patch Set 1:

(1 comment)

File util/spd_tools/lp4x/global_lp4x_mem_parts.json.txt:

https://review.coreboot.org/c/coreboot/+/51167/comment/dc6e6920_e376b235 
PS1, Line 239: 1
> D4 means 4 dies per package.

We should be looking at the JEDEC definition for die and not the part vendor definition. https://review.coreboot.org/cgit/coreboot.git/tree/util/spd_tools/lp4x/READM...