defconfig: arm64: msmskunk: Enable SPS driver

Enable SPS driver on msmskunk. SPS (Smart Peripheral System)
enables the support of all BAMs in the system which provide DMA
functionality to various peripherals.

Change-Id: Ib85de44a49fa76f6f835cbb90d1df93b46f6e6b3
Signed-off-by: Yan He <yanhe@codeaurora.org>