arm: socfpga: arria10: Add handoff header for A10 SoCDK SDMMC

Add the qts-filter-a10.sh generated handoff header file for the Arria10
SoCDK SDMMC u-boot device tree.

Signed-off-by: Dalon Westergreen <dalon.westergreen@intel.com>
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>