trivial code style cleanup round 2

src/modules/gpio_led/gpio_led.c

@@ -184,11 +184,13 @@ int gpio_led_main(int argc, char *argv[])
 				warnx("start, using pin: %s", pin_name);
 				exit(0);
 			}
+
 		} else if (!strcmp(argv[1], "stop")) {
 			if (gpio_led_started) {
 				gpio_led_started = false;
 				warnx("stop");
 				exit(0);
+
 			} else {
 				errx(1, "not running");
 			}