[XS] Change in coreboot[master]: mb/google/rex: Select SOC_INTEL_CSE_LITE_PSR config for rex

[Anil Kumar K (Code Review)]

Attention is currently required from: Eran Mitrani, Jakub Czapiga, Kapil Porwal, Krishna P Bhat D, Rizwan Qureshi, Sridhar Siricilla, Subrata Banik, Tarun Tuli.

Anil Kumar K has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/76115?usp=email )

Change subject: mb/google/rex: Select SOC_INTEL_CSE_LITE_PSR config for rex
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Patch Set 4: Code-Review+1