ARM: dts: msm: Add clock-krait mode for FSM9900

Added clock-krait device tree node and PVC tables
to the device-tree to support the FSM9900 target.

Change-Id: Ic4c5588c0f4bcbec5be3bfa8bf02ac05e550c08f
Acked-by: Kaushik Sikdar <ksikdar@qti.qualcomm.com>
Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>