iio: test: format: add MODULE_* information

In preparation for module support, add missing MODULE_* information.

Signed-off-by: Liam Beguin <liambeguin@gmail.com>
Link: https://lore.kernel.org/r/20220710013109.3349104-3-liambeguin@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
diff --git a/drivers/iio/test/iio-test-format.c b/drivers/iio/test/iio-test-format.c
index 2373214..fc67e6b 100644
--- a/drivers/iio/test/iio-test-format.c
+++ b/drivers/iio/test/iio-test-format.c
@@ -265,3 +265,7 @@ static struct kunit_suite iio_format_test_suite = {
 	.test_cases = iio_format_test_cases,
 };
 kunit_test_suite(iio_format_test_suite);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("Test IIO formatting functions");
+MODULE_LICENSE("GPL v2");