ARM: dts: msm: Add memshare for atoll

Memshare driver allocates and share the memory with the modem
clients for their use. The device tree information for memshare
driver on atoll are added to specify client details.

Change-Id: I53396a05fbf369af3c4db435588c09c7601f6102
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>