ARM: dts: msm: Correct fast charging current for mlp466076 battery

The property of qcom,fastchg-current-ma was set a value in uA but it
actually expects a mA value. Correct it.

Change-Id: I9ee5cd0606cb47cdd77aa3eecb5daebc5d8c8c32
Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>