[S] Change in coreboot[master]: mb/google/nissa/uldren: Configure the external V1p05/Vnn/VnnSx

[Paul Menzel (Code Review)]

Attention is currently required from: Tarun Tuli, Dtrain Hsu, Subrata Banik, Reka Norman, Shou-Chieh Hsu.

Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74335 )

Change subject: mb/google/nissa/uldren: Configure the external V1p05/Vnn/VnnSx
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Patch Set 4:

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/74335/comment/f5a91275_6de423fd 
PS4, Line 10: to achieve the better power savings.
Drop *the*.

https://review.coreboot.org/c/coreboot/+/74335/comment/99f9bb3f_aa55d7cb 
PS4, Line 11: * Enable the external V1p05, Vnn, VnnSx rails in S0i1, S0i2, S0i3, S3,
Please add a blank line above.

https://review.coreboot.org/c/coreboot/+/74335/comment/f79b4c85_49ee7540 
PS4, Line 16: 
Please add the exact numbers of power savings to the commit message.