soc/amd/phoenix/Makefile.inc: Refactor repeated lines to a variable

Rather than repeat the same line multiple times, save it in a variable
once and use that variable in the rest of the file.

TEST=timeless birman build identical

Signed-off-by: Fred Reitberger <reitbergerfred@gmail.com>
Change-Id: I4eb262adb3bbda04add79b2e2b8bee9a609a1e5b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76197
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>

0 files changed, 0 insertions, 0 deletions