Dragonair: Add sku23

BUG=b:142987639
TEST=emerge-hatch coreboot

Change-Id: I0ff1a81d0579d0b328a48bc7d4f867592ec63e8b
Signed-off-by: Wisley Chen <wisley.chen@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36335
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philip Chen <philipchen@google.com>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>

src/mainboard/google/hatch/variants/dratini/include/variant/sku.h

@@ -19,6 +19,7 @@
 enum {
 	SKU_21_DRAGONAIR = 21, /* TS + FPS + Stylus */
 	SKU_22_DRAGONAIR = 22, /* TS + KB_BL + FPS + Stylus */
+	SKU_23_DRAGONAIR = 23, /* TS + Stylus */
 };
 
 #endif /* __MAINBOARD_SKU_H__ */

src/mainboard/google/hatch/variants/dratini/variant.c

@@ -25,6 +25,7 @@ const char *get_wifi_sar_cbfs_filename(void)
 	switch (sku_id) {
 	case SKU_21_DRAGONAIR:
 	case SKU_22_DRAGONAIR:
+	case SKU_23_DRAGONAIR:
 		filename = "wifi_sar-dragonair.hex";
 		break;
 	}