boards: usb_kw24d512: Remove unconnected devices
boards: usb_kw24d512: Remove unconnected devices

The devicetree enables i2c0 and ftm1 but these devices are connected to
anything on the board so they shouldn't be enabled.  Remove them from
being enabled by the board devicetree.

Signed-off-by: Kumar Gala <a5e5248af4cd4f0ed8c515f61d40a6e2db46a66e@linaro.org>

galak/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,galak/zephyr,finikorg/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr