Add authors on tests files

Author: symfonyaml

src/Symfony/Component/Validator/Tests/Constraints/YamlTest.php

@@ -17,6 +17,9 @@
 use Symfony\Component\Validator\Mapping\Loader\AttributeLoader;
 use Symfony\Component\Yaml\Yaml as YamlParser;
 
+/**
+ * @author Kev <https://github.com/symfonyaml>
+ */
 class YamlTest extends TestCase
 {
     public function testAttributes()

src/Symfony/Component/Validator/Tests/Constraints/YamlValidatorTest.php

@@ -16,6 +16,9 @@
 use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
 use Symfony\Component\Yaml\Yaml as YamlParser;
 
+/**
+ * @author Kev <https://github.com/symfonyaml>
+ */
 class YamlValidatorTest extends ConstraintValidatorTestCase
 {
     protected function createValidator(): YamlValidator