defconfig: kona: Enable SMMU driver on Kona

Enable the SMMU driver and its dependent functionalities
namely the fast dma-io mapper, reference counted
iommu-mapping support and enable the profiling and
debugging of the IOMMU framework which would enable
clients to perform device attach, establish and manage
SMMU stage 1 mappings for stage 1 translations,
enable context fault reporting etc.

Change-Id: I09b1f5f11fef15865540fe264d487633b727a602
Signed-off-by: Swathi Sridhar <swatsrid@codeaurora.org>