ARM: omap2plus_defconfig: Enable HW Crypto engine modules

The general-purpose OMAP3530, OMAP3630, and DM3730 have hardware
crypto engines that appear to be functional despite limited
documentation.

This patch enables them as modules.

Signed-off-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>