[S] Change in coreboot[master]: soc/intel/meteorlake: Implement SOC Die lock down configuration

[Eric Lai (Code Review)]

Attention is currently required from: Tarun Tuli, Ravishankar Sarawadi, Kapil Porwal.

Eric Lai has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/68430 )

Change subject: soc/intel/meteorlake: Implement SOC Die lock down configuration
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Patch Set 2: Code-Review+1