[S] Change in coreboot[master]: mb/google/rex: introduce the mainboard.asl for all rex variants

[Eran Mitrani (Code Review)]

Attention is currently required from: Tarun Tuli, Subrata Banik, Kapil Porwal.

Hello build bot (Jenkins), Tarun Tuli, Subrata Banik, Kapil Porwal,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/74886

to look at the new patch set (#4).

Change subject: mb/google/rex: introduce the mainboard.asl for all rex variants
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mb/google/rex: introduce the mainboard.asl for all rex variants

This patch enables adding variant specific ASL code

TEST=able to build for google/rex

Signed-off-by: Eran Mitrani 
Change-Id: I231482d56dd4afa150766c07cfde105158e5e124
---
M src/mainboard/google/rex/dsdt.asl
A src/mainboard/google/rex/variants/rex0/include/variant/acpi/mainboard.asl
A src/mainboard/google/rex/variants/screebo/include/variant/acpi/mainboard.asl
3 files changed, 18 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/86/74886/4