mb/google/brya: Create felwinter variant

Create the felwinter variant of the brya0 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:194431541
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brya -x -a
make sure the build includes GOOGLE_FELWINTER

Signed-off-by: Ian Feng <ian_feng@compal.corp-partner.google.com>
Change-Id: Iff2b9daec40995a013f9fe0dd76ad667d1807d1b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56765
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index d1b6f24..3637959 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -77,6 +77,7 @@
 	default "Redrix" if BOARD_GOOGLE_REDRIX
 	default "Kano" if BOARD_GOOGLE_KANO
 	default "Taeko" if BOARD_GOOGLE_TAEKO
+	default "Felwinter" if BOARD_GOOGLE_FELWINTER
 
 config VARIANT_DIR
 	default "brya0" if BOARD_GOOGLE_BRYA0
@@ -85,6 +86,7 @@
 	default "redrix" if BOARD_GOOGLE_REDRIX
 	default "kano" if BOARD_GOOGLE_KANO
 	default "taeko" if BOARD_GOOGLE_TAEKO
+	default "felwinter" if BOARD_GOOGLE_FELWINTER
 
 config DIMM_SPD_SIZE
 	int