watchdog: cros-ec: Add newlines to printks

Add newlines to printk messages so that the next record is more easily
readable.

Cc: Lukasz Majczak <lma@chromium.org>
Cc: Benson Leung <bleung@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20250116224605.110870-1-swboyd@chromium.org


Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>