mb/google/brya: Create orisa variant

Create the orisa variant of the nissa reference board by copying
the template files to a new directory named for the variant.

(Auto-Generated by create_coreboot_variant.sh version 4.5.0.)

BUG=b:337178014
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_ORISA

Change-Id: I0cd8d763ffd8864b455a7f8909e95f6aee8bb23e
Signed-off-by: EricKY Cheng <ericky_cheng@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82241
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Amanda Hwang <amanda_hwang@compal.corp-partner.google.com>
Reviewed-by: Dinesh Gehlot <digehlot@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
diff --git a/src/mainboard/google/brya/variants/orisa/overridetree.cb b/src/mainboard/google/brya/variants/orisa/overridetree.cb
new file mode 100644
index 0000000..4f2c04a
--- /dev/null
+++ b/src/mainboard/google/brya/variants/orisa/overridetree.cb
@@ -0,0 +1,6 @@
+chip soc/intel/alderlake
+
+        device domain 0 on
+        end
+
+end