[S] Change in coreboot[master]: soc/intel/alderlake: Drop duplicate macro `PCH_PWRM_BASE_SIZE`

[Reka Norman (Code Review)]

Attention is currently required from: Tarun Tuli, Subrata Banik, Kangheui Won, Haribalaraman Ramasubramanian, Rizwan Qureshi, Meera Ravindranath, Nick Vaccaro, Eric Lai, Divagar Mohandass.

Reka Norman has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/70180 )

Change subject: soc/intel/alderlake: Drop duplicate macro `PCH_PWRM_BASE_SIZE`
......................................................................

Patch Set 1: Code-Review+2

(1 comment)

Patchset:

PS1: 
Verified that nirwen UFS SKU still goes to S0i3.

Could someone at Intel please verify that this doesn't reintroduce the original PLT issue CB:68251 was meant to fix?