defconfig: bengal: enable pstore

Enable pstore config to save dmesg on panic and
watchdog

Change-Id: Ib593b780fcf10059c4e795491756646747528058
Signed-off-by: zhaoxp3 <zhaoxp3@motorola.com>
Reviewed-on: https://gerrit.mot.com/1510456
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Wang Wang <wangwang1@lenovo.com>
Submit-Approved: Jira Key

arch/arm64/configs/vendor/ext_config/moto-bengal.config

@@ -14,6 +14,12 @@
 # being set as expected.
 #
 CONFIG_MMI_DEVICE_DTBS=y
+CONFIG_PSTORE=y
+CONFIG_PSTORE_CONSOLE=y
+CONFIG_PSTORE_RAM=y
+CONFIG_PSTORE_PMSG=y
+# CONFIG_PSTORE_DEFLATE_COMPRESS is not set
+CONFIG_SERIAL_MSM_GENI_CONSOLE=y
 CONFIG_BUILD_ARM64_DT_OVERLAY=y
 CONFIG_MEMCG=y
 CONFIG_MEMCG_SWAP=y