Minor, whitespace

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

tests/cronrun.c

@@ -66,7 +66,7 @@ int main(void)
 
 	printf("Start of test %s", ctime(&tv.tv_sec));
 	printf("Expected cron %s", ctime(&when));
-	
+
 	interval = INTERVAL;
 	uev_cron_init(&ctx, &cron_watcher, cron_job, NULL, when, interval);