Change in coreboot[master]: Revert "soc/intel/adl: Drop SGPM, RGPM and EGPM methods"

[Subrata Banik (Code Review)]

Attention is currently required from: Furquan Shaikh, Maulik V Vaghela, Tim Wawrzynczak, Paul Menzel, Meera Ravindranath, Angel Pons, Nick Vaccaro, Patrick Rudolph.
Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/58811 )

Change subject: Revert "soc/intel/adl: Drop SGPM, RGPM and EGPM methods"
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Patch Set 5: Code-Review+2

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/58811/comment/bd85d9a0_d0a69c6c 
PS4, Line 22: disabled
> Sorry Subrata, Tim. 
> I think we need one more patch to enable dynamic power management once we boot to the OS.

Wasn't that already enabled ? if not then we need to enable that as we discussed to ensure no regression and runtime suspend.
> This way we'll ensure that there is no major power impact.
> Please let me know your thoughts