ARM: dts: qcom: msm8226-motorola-falcon: add I2C clock frequencies

ARM: dts: qcom: msm8226-motorola-falcon: add I2C clock frequencies

While the currently supported hardware works fine with the default clock
frequencies of 100000 on both I2C2 and I2C3, downstream sources list the
frequencies as 100000 for I2C2 and 400000 for I2C3. Update them as such.

Signed-off-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/5a8191e3758e0df78b4213102f25ceadc28cd427.1746711762.git.stano.jakubek@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>