mb/google/skyrim: Log mainboard events to elog

BUG=b:214414851
TEST=builds

Signed-off-by: Jon Murphy <jpmurphy@google.com>
Change-Id: Ic427f88fee7739b064a8836e07841c80c99212a3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62154
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

src/mainboard/google/skyrim/Kconfig

@@ -20,6 +20,8 @@ config BOARD_SPECIFIC_OPTIONS
 	select BOARD_ROMSIZE_KB_16384
 	select EC_GOOGLE_CHROMEEC
 	select EC_GOOGLE_CHROMEEC_ESPI
+	select ELOG
+	select ELOG_GSMI
 	select FW_CONFIG
 	select MAINBOARD_HAS_CHROMEOS
 	select SOC_AMD_SABRINA