Change in coreboot[master]: soc/intel: generate SSDT instead of using GNVS for SGX

[Michael Niewöhner (Code Review)]

Attention is currently required from:  Felix Singer, Pratik Prajapati, Nico Huber, Furquan Shaikh, Paul Menzel, Angel Pons, Subrata Banik, Andrey Petrov, Kyösti Mälkki, Patrick Rudolph, Pratikkumar V Prajapati.
Michael Niewöhner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/58394 )

Change subject: soc/intel: generate SSDT instead of using GNVS for SGX
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Patch Set 5:

(1 comment)

File src/soc/intel/common/block/sgx/sgx.c:

https://review.coreboot.org/c/coreboot/+/58394/comment/edfab532_e9697439 
PS3, Line 273: }
> Sorry, that was meant in local context. I mean […]

done CB:58925