mb/google/(guybrush|skyrim): Use a variable for APCB filename

We use the name of the APCB file repeatedly, so put it into a variable
so that it's easier to update.

Signed-off-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Change-Id: I8684db2f7b2d68f0354e37bd8cdfc4f9cab44b8a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67501
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

0 files changed, 0 insertions, 0 deletions