soc/amd/picasso: Move IVRS generation code to common

Move IVRS acpi table generation code to common, so that it can be shared
by other programs.

BUG=b:190515051
TEST=Build picasso coreboot image. Compare IVRS tables before/after
change.

Change-Id: Icd5fec3a9d66e8301e267312020e726d9bc1aa70
Signed-off-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56450
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/amd/picasso/Kconfig

@@ -31,6 +31,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOC_AMD_COMMON_BLOCK_ACPIMMIO
 	select SOC_AMD_COMMON_BLOCK_ACPI_ALIB
 	select SOC_AMD_COMMON_BLOCK_ACPI_GPIO
+	select SOC_AMD_COMMON_BLOCK_ACPI_IVRS
 	select SOC_AMD_COMMON_BLOCK_AOAC
 	select SOC_AMD_COMMON_BLOCK_APOB
 	select SOC_AMD_COMMON_BLOCK_BANKED_GPIOS