ARM: dts: msm: Introduce bus topology for LITO

Bus topology is the representation of bus connections
in SOC and is required for bus scaling driver to serve
the bandwidth requests from clients.

Change-Id: I035dd7880c93e4b06f2b8342d2ade38f4811f45e
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>