fix cs

src/Bundle/ChillMainBundle/Test/Export/AbstractAggregatorTest.php

@@ -25,6 +25,7 @@ use function is_string;
 /**
  * Helper which creates a set of test for aggregators.
  *
+ * @internal
  */
 abstract class AbstractAggregatorTest extends KernelTestCase
 {

src/Bundle/ChillMainBundle/Test/Export/AbstractFilterTest.php

@@ -24,6 +24,7 @@ use function is_string;
 /**
  *  Helper to test filters.
  *
+ * @internal
  */
 abstract class AbstractFilterTest extends KernelTestCase
 {