ARM: dts: msm: Update the msm bus scale voting values for sm6150

Added changes to update the msm bus scale voting values for sm6150.

Change-Id: I4e04e2a55dbd87d706ad24df9dfeee27d1ca6800
Acked-by: Ashok Vuyyuru <avuyyuru@qti.qualcomm.com>
Signed-off-by: Mohammed Javid <mjavid@codeaurora.org>