ARM: dts: msm: set LV GVM's vmid as 3 in multi-GVMs model

LV GVM's vmid is assigned as 3 in multi model while it is
2 in host model. So we add a separated device tree file
for it.

Change-Id: I6083f37ca1c1f9559ca3fda0642375a1b01f3199
Signed-off-by: Yong Ding <yongding@codeaurora.org>