nuvoton: npcm845-evb: Add a newline at the end of file

Add a newline at the end of the dts, without which the build fails
when including a dtsi file.

Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>