uboot-imx

x86: conga-qeval20-qa3-e3845-internal-uart_defconfig: Add ACPI resume support

I've missed to add the ACPI resume support to this x86 build target.
This patch adds the ACPI resume support enabling S3 suspend /
resume.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>