soc/amd/phoenix/Kconfig: Select VBOOT_X86_SHA256_ACCELERATION
Phoenix is an x86 soc that supports sha256 instructions.
TEST=boot birman to chromeos
Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: Id228399ba02708b97110d524ce12c2626588762d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76166
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>