soc/amd/picasso/acpi: include pci_int_defs.asl from soc.asl

soc/amd/picasso/acpi: include pci_int_defs.asl from soc.asl

Instead of including pci_int_defs.asl in each board's DSDT, include it
in the common soc.asl. This moves the PRQM OperationRegion and the PRQI
IndexField defined in pci_int_defs.asl into the \_SB scope, but those
are defined inside the \_SB scope both in the Picasso reference code and
for the AMD SoCs from Cezanne on.

TEST=Both Linux and Windows still boot and don't show ACPI errors on
Mandolin after moving this inside the \_SB scope

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ib4e7bfb15de184cc43cd17c8249be0f59405793f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69188
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>