[coreboot-gerrit] [XS] Change in coreboot[main]: vc/amd/opensil: add site-local path for phoenix source

[Marshall Dawson (Code Review)]

Marshall Dawson has abandoned this change. ( https://review.coreboot.org/c/coreboot/+/81190?usp=email )

Change subject: vc/amd/opensil: add site-local path for phoenix source
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Abandoned

For unreleased programs, we'll provide the path via a Kconfig inside site-local.