Change in coreboot[master]: lib/prog_loaders, soc/amd/: Make payload_preload use cbfs_preload

[Raul Rangel (Code Review)]

Attention is currently required from: Jason Glenesk, Marshall Dawson, Julius Werner, Rob Barnes, Karthik Ramasubramanian, Felix Held.
Raul Rangel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/58962 )

Change subject: lib/prog_loaders, soc/amd/: Make payload_preload use cbfs_preload
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Patch Set 1:

(1 comment)

File src/lib/prog_loaders.c:

https://review.coreboot.org/c/coreboot/+/58962/comment/4f2b0d36_0dd1cae1 
PS1, Line 133: 		return;
> nit: not sure why I didn't mention this first time this patch came around, but I think think this `r […]

So the initial thought was that the preload methods are all no-ops when not enabled. This makes the calling code easier. See https://source.corp.google.com/chromeos_public/src/third_party/coreboot/src/...