[XS] Change in coreboot[main]: soc/intel/adl: Guard TWL SoC missing UPDs for build integrity

[V Sowmya (Code Review)]

Attention is currently required from: Dinesh Gehlot, Kapil Porwal, Nick Vaccaro, Ronak Kanabar, Subrata Banik.

V Sowmya has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81376?usp=email )

Change subject: soc/intel/adl: Guard TWL SoC missing UPDs for build integrity
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Patch Set 1: Code-Review+2