ARM: dts: msm: Add SMB349 device for APQ8084

SMB349 is a single path switching mode charger.  It uses BLSP3
I2C interface and uses PMIC 8084 gpio 14 to interrupt the MSM.
Add its device definition in the tree.

Change-Id: I3d38616191bf06d8d9468490c1d3aee3c10171e6
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>