Change in coreboot[master]: soc/amd: Move aoac.asl from picasso into common

[Felix Held (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel.
Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50572 )

Change subject: soc/amd: Move aoac.asl from picasso into common
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Patch Set 2:

(2 comments)

Patchset:

PS2: 
cezanne has only 2 uarts, so

File src/soc/amd/picasso/acpi/sb_fch.asl:

https://review.coreboot.org/c/coreboot/+/50572/comment/6890dfbb_96c3c1d2 
PS2, Line 159: Device (FUR2) {
cezanne has only 2 uarts and only the base addresses for the existing ones defined