In unified kernel, memory maps are renamed as memory slabs.
This change ports tests/legacy/kernel/test_map stuff to
use unified APIs.
Change-Id: Ibf4d60fb53e45a119e6828a09f2638ee7def76b7
Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
