ARM: dts: vf610-zii-dev-rev-b: Drop redundant I2C properties

ZII VF610 Board Rev. B is supposed to have exactly the same I2C config
as Rev. C, including I2C bus recovery settings. Drop redundant I2C
properties that are already specified in vf610-zii-dev.dtsi

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>