[coreboot-gerrit] Change in coreboot[master]: soc/intel: fix eist enabling

[Matt Delco (Code Review)]

Matt Delco has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/39411 )

Change subject: soc/intel: fix eist enabling
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Patch Set 1:

For reference, the original fix that was used on skylake:

https://review.coreboot.org/c/coreboot/+/25330/