ARM: dts: msm: add remote debugger support on Kona

Add remote debugger device configuration. The Remote Debugger driver
allows a debugger running on a host PC to communicate with a remote
stub running on peripheral subsystems.

Change-Id: I43f93234de7387a53053cf4fcf2e0f8e571c35ac
Acked-by: Devender Kaushik <dkaushik@qti.qualcomm.com>