[coreboot-gerrit] [S] Change in coreboot[main]: soc/intel/cnvi: Replace _PRx methods with _S0W object

[Sean Rhodes (Code Review)]

Sean Rhodes has posted comments on this change by Sean Rhodes. ( https://review.coreboot.org/c/coreboot/+/87242?usp=email )

Change subject: soc/intel/cnvi: Replace _PRx methods with _S0W object
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