ARM: dts: msm: Update I2C output clock frequency

Reduced I2C output clock frequency to 100KHz for SA2150P
for communication with I2C sensors on CCARD. Not all
sensors were showing up on SA2150P at the default freq.

Change-Id: Ibe1da4a1d86d9863a9fb05242346cc2c07ab4089
Signed-off-by: Aditya Mathur <aditmath@codeaurora.org>