i2c-msm-v2: Add snapshot of I2C MSM V2 driver

This change adds a snapshot of I2C MSM V2 driver
from the 4.19 branch.
This is snapshot of the I2C MSM V2 driver as of
msm-4.19 'commit dc71920da99e ("Merge "i2c-msm-v2:
Add snapshot of I2C MSM V2 driver"")'.

Change-Id: I25ca3134fe80e5fdefcbfdb568f22692955e863a
Signed-off-by: Vipin Deep Kaur <vkaur@codeaurora.org>