In the linker script SMEM_PARTITION_ALIGN is being redefined to be the
same as MMU_ALIGN. The problem is that SMEM_PARTITION_ALIGN __must__
take a parameter in input because this is being used by the
scripts/gen_app_partitions.py script passing a parameter as input.
Signed-off-by: Carlo Caione <ccaione@baylibre.com>