ARM: dts: msm: add support ks8851 ethernet controller

Configure SPI controller on BLSP1 QUP2 to support ks8851 ethernet
controller on msmkrypton CDP.
I2C's address was wrong so occupying SPI controller's address hence removes
I2C device tree node.

Change-Id: I69f60c7e2cd5fefe14c4c35430c93a1860190eca
Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org>