Whitespace fixes

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

src/platforms/posix/tests/vcdev_test/vcdevtest_example.cpp

@@ -60,6 +60,7 @@ static int writer_main(int argc, char *argv[])
 	char buf[1];
 
 	int fd = px4_open(TESTDEV, PX4_F_WRONLY);
+
 	if (fd < 0) {
 		PX4_INFO("Writer: Open failed %d %d", fd, px4_errno);
 		return -px4_errno;