ARM: dts: msm: Reduce IPA msm bus votes for sdm670

Values voted for are multiplied by 1000 in the bus driver,
causing higher than expected IPA votes, divide to the
registered values to account for the unit.

Change-Id: Ib7aebda46251cf7c7e3dd9997be5645113d2fc35
Acked-by: Ashok Vuyyuru <avuyyuru@qti.qualcomm.com>
Signed-off-by: Mohammed Javid <mjavid@codeaurora.org>