ARM: dts: msm: Add memshare for trinket

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

Change-Id: I129365487f54f0d3f0af0eda110f1e8e8e4140f0
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>