tests: add test to verify assertion cathes overlapped partitions

When adding the new partition to a memory domain the system must
assert that it does not overlap with any other existing partitions
in the domain.
Test to add new partition which has same start address as an
existing one, after that must happen an assertion error indicating
that new partition overlaps existing one.

Signed-off-by: Maksim Masalski <maksim.masalski@intel.com>