mb/google/poppy/variants/nami: Use Pantheon VBT

Add new Pantheon sku-id for loading vbt-pantheon.bin

BUG=b:78663963
BRANCH=firmware-nami-10775.B
TEST=Boots to OS and display comes up.

Change-Id: Icd56905e1e04de6f307393ae23f741b93ff23a4c
Signed-off-by: John Su <john_su@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31747
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/poppy/variants/nami/mainboard.c b/src/mainboard/google/poppy/variants/nami/mainboard.c
index 8592cae..e279693 100644
--- a/src/mainboard/google/poppy/variants/nami/mainboard.c
+++ b/src/mainboard/google/poppy/variants/nami/mainboard.c
@@ -195,6 +195,8 @@
 	case SKU_0_PANTHEON:
 	case SKU_1_PANTHEON:
 	case SKU_2_PANTHEON:
+	case SKU_3_PANTHEON:
+	case SKU_4_PANTHEON:
 		return "vbt-pantheon.bin";
 	case SKU_0_VAYNE:
 	case SKU_1_VAYNE: