Add memshare nodes for client ids 5 and 6 which will be used for the
qmc use case. One of these nodes will allocate memory from a reserved
memory range while the other allocates from system cma.
Change-Id: I9deda5ba526c9d7e44e639fd97ca0825a1de357f
Signed-off-by: Tony Truong <quic_truong@quicinc.com>