ARM: socfpga: Enable DM I2C framework on A10

Enable the DM I2C framework on Arria10, so that the DM capable
Designware I2C driver can handle the reset via DM reset framework.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>