uncrustify: force a single EOF newline
uncrustify: force a single EOF newline

The CI compliance check scripts check for newlines in patch submissions.

Signed-off-by: Jake Swensen <c8d99c2f7cd5f432c163abcd422672b9f77550bb@swensen.io>

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